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Pleurisy Research: 2002-2006
     
J Gynecol Obstet Biol Reprod (Paris). 2006 Nov;35(7):652-657.
[Emergency thoraco amniotic shunting in cases with compressive pleural effusion with hydrops: a retrospective study of 60 cases.]
[Article in French]
Picone O, Benachi A, Mandelbrot L, Ruano R, Dumez Y, Dommergues M.
Maternite, Hopital Necker-Enfants Malades (AP-HP) et Universite Paris V, 149, rue de Sevres, 75015 Paris.

OBJECTIVES: To study perinatal outcome following thoraco-amniotic shunting for fetal pleural effusions with hydrops. Materials and methods. Retrospective study (1984-2004) to evaluate a policy of emergency thracoamniotic shunting in hydropic fetuses with suspected chylothorax, on the basis of the rationale that mediastinal compression could lead to acute fetal distress. RESULTS: Shunting was performed immediately following diagnosis, and was successful in all 60 cases attempted. There were 7 pregnancy terminations, 10 in utero deaths, and 43 live births, of which 7 children died in the neonatal period and 36 survived (33 without sequels). Among the liveborn, 26 were delivered preterm (72%), of which 7 (19%) had preterm premature rupture of membranes and 4 (11%) had chorioamnionitis. Perinatal death (24/60, 40%) was related to underlying anomalies (7 cases), pulmonary hypoplasia (5 cases), chorioamnionitis (2 cases), or treatment failure for unknown reasons (10 cases). All 36 survivors had chylothorax, 33 of which were primary, and 3 were secondary to right congenital diaphragmatic hernia, pulmonary sequestration, or Noonan syndrome. CONCLUSION: Following shunting, pleural effusion with hydrops has survival rate>50%, but still have a high rate of morbidity and mortality.

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Eur Respir J. 2006 Nov;28(5):1051-9.
Advanced techniques in medical thoracoscopy.
Tassi GF, Davies RJ, Noppen M.
Divisione di Pneumologia, Spedali Civili di Brescia, Piazzale Spedali Civili 1, 25103 Brescia, Italy. gf.tassi@tin.it.

For expert pulmonologists, advanced procedures in medical thoracoscopy are the nonroutine and more complex applications of the method. The main current indications are the treatment of infected pleural space, forceps lung biopsy and sympathectomy. In parapneumonic effusions and empyema, medical thoracoscopy is as a drainage procedure, intermediate between tube thoracostomy and video-assisted thoracoscopic surgery (VATS), which is efficient, significantly lower in cost and avoids surgical thoracoscopy under general anaesthesia. It is essential that it is performed early in the course of the disease and is particularly advisable for frail patients at high surgical risk. The efficacy of forceps lung biopsy has been demonstrated in diffuse lung diseases, whereas results in localised lung diseases and chest-wall lesions have been less positive. However, VATS is currently the preferred approach for these indications. The technique still maintains its efficacy for visceral pleura and peripheral lung biopsy, in particular in the presence of pleural effusion and lung disorders. At the present time, thoracoscopic sympathectomy is minimally invasive and is an accepted intervention for patients with a variety of autonomous nervous system disturbances. Essential hyperhidrosis patients, and well-selected patients with other disorders, can be helped with this procedure, which can also be performed by interventional pulmonologists.

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J Pediatr Surg. 2006 Oct;41(10):1732-7.
Thoracoscopy in pediatric pleural empyema: a prospective study of prognostic factors.
Kalfa N, Allal H, Lopez M, Saguintaah M, Guibal MP, Sabatier-Laval E, Forgues D, Counil F, Galifer RB.
Visceral Pediatric Surgery Department, Lapeyronie-Arnaud de Villeneuve Hospital, Montpellier Cedex 5 34295, France.

PURPOSE: The indications for thoracoscopy remain imprecise in cases of pleural empyema. This study aimed to identify preoperative prognostic factors to help in the surgical decision. METHODS: From 1996 to 2004, 50 children with parapneumonic pleural empyema underwent thoracoscopy either as the initial procedure (n = 26) or after failure of medical treatment (n = 24). Using multivariate analysis, we tested the prognostic value of clinical and bacteriological data, the ultrasonographic staging of empyema, and the delay before surgery. Outcome measures were technical difficulties, postoperative complications, time to apyrexia, duration of drainage, and length of hospitalization. RESULTS: The clinical and bacterial data did not significantly predict the postoperative course. Echogenicity and the presence of pleural loculations at ultrasonography were not independent significant prognostic factors. A delay between diagnosis and surgery of more than 4 days was significantly correlated (P < .05) with more frequent surgical difficulties, longer operative time, more postoperative fever, longer drainage time, longer hospitalization, and more postoperative complications, such as bronchopleural fistula, empyema relapse, and persistent atelectasia. CONCLUSION: The main prognostic factor for thoracoscopic treatment of pleural empyema is the interval between diagnosis and surgery. A 4-day limit, corresponding to the natural process of empyema organization, is significant. The assessment of loculations by ultrasonography alone is not sufficient to predict the postoperative course.

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Treat Respir Med. 2006;5(5):295-304.
Diagnosis and management of infectious pleural effusion.
Rahman NM, Chapman SJ, Davies RJ.
Oxford Centre for Respiratory Medicine, Headington, Oxford, England.

Pleural infection remains a common illness, with a high morbidity and mortality. The development of frank empyema from a simple exudative pleural effusion is a result of biochemical changes within the pleural space in response to bacterial invasion. These changes can be used in the diagnosis of pleural infection and used to predict which patients will require intercostal drainage for resolution of infection. Recent large trials in empyema have further advanced our knowledge of microbiologic patterns, informing important decisions about empiric antibacterial therapy. Diagnosis of pleural infection relies on high clinical suspicion in association with clinical features, radiology, and pleural fluid characteristics. Treatment of pleural infection is based upon accurate and often empiric choice of antibacterial agents, intercostal drainage in certain contexts, and appropriate surgical referral. Intrapleural thrombolytic therapy is not currently recommended for the treatment of pleural infection, on the basis of evidence from the largest randomized trial in empyema to date.

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Lung Cancer. 2006 Oct;54(1):51-5. Epub 2006 Aug 21.
Efficacy of short-term versus long-term chest tube drainage following talc slurry pleurodesis in patients with malignant pleural effusions: a randomised trial.
Goodman A, Davies CW.
Wellcome Trust Centre for Human Genetics, Roosevelt Drive, Oxford OX3 7BN, United Kingdom.

Talc pleurodesis is commonly used in the palliative treatment of malignant pleural effusions but the shortest and most effective regime has not been determined. In particular, it is not clear when the intercostal drain should be removed following the insertion of sclerosant. We conducted a single-centre, randomised, open trial of drain removal at 24 h versus 72 h following talc slurry pleurodesis. The primary outcome measure was success of pleurodesis (no recurrence of effusion on chest radiograph at 1-month follow-up) and secondary outcome measures included length of hospital stay and mortality. We found no difference between recurrence of pleural effusion in those randomised to drain removal at 24 h and those randomised to drain removal at 72 h (p>0.5). However, length of stay was significantly reduced when the chest drain was removed at 24 h (4 days versus 8 days; p<0.01). Mortality did not differ between the two groups. We conclude that this shorter pleurodesis regime is safe and effective.

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Lung Cancer. 2006 Oct;54(1):1-9. Epub 2006 Aug 7.
Malignant pleural effusion, current and evolving approaches for its diagnosis and management.
Neragi-Miandoab S.
Thoracic and Cardiovascular Surgery, Loyola University Chicago, Stritch School of Medicine, 2160 South First Ave., Building 110, Room 6243, Maywood, IL 60153, USA. Sneragi@yahoo.com

Malignant pleural effusion is a common and debilitating complication of advanced malignant diseases. This problem seems to affect particularly those with lung and breast cancer, contributing to the poor quality of life. Approximately half of all patients with metastatic cancer develop a malignant pleural effusion at some point, which is likely to cause significant symptoms such as dyspnea and cough. Evacuation of the pleural fluid and prevention of its re-accumulation are the main goals of management. Optimal treatment is controversial and there is no universally standard approach. Intervention options range from observation in the case of asymptomatic effusions through simple thoracentesis to more invasive methods such as chemical and mechanical pleurodesis, pleur-X catheter drainage, pleuroperitoneal shunting, and pleurectomy. The best results are reported with thoracoscopy and talc insufflation, with an acceptable morbidity. Development of novel methods to control malignant pleural effusion should be a high priority in palliative care of cancer patients. This article reviews the current, as well as, novel approaches that show some promise for the future. The aim is to identify the proper approach for each individual patient.

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Pediatrics. 2006 Sep;118(3):e547-53. Epub 2006 Aug 14.
Therapy of parapneumonic effusions in children: video-assisted thoracoscopic surgery versus conventional thoracostomy drainage.
Kurt BA, Winterhalter KM, Connors RH, Betz BW, Winters JW.
Department of Pediatrics, DeVos Children's Hospital, 100 Michigan St NE, MC 117, Grand Rapids, Michigan 49503, USA.

OBJECTIVE: Controversy surrounds the optimal treatment of parapneumonic effusions. This trial of pediatric patients with community-acquired pneumonia and associated parapneumonic processes compared primary video-assisted thoracoscopic surgery with conventional thoracostomy drainage. DESIGN: A prospective, randomized trial was conducted at DeVos Children's Hospital (Grand Rapids, MI) between November 2003 and May 2005. All of the patients under 18 years of age with large parapneumonic effusions were approached for enrollment in the study. After enrollment, each patient was randomly assigned to receive either video-assisted thoracoscopic surgery or thoracostomy tube drainage of the effusion. Subsequent therapies (fibrinolysis, imaging, and further drainage procedures) were similar for each group per protocol. RESULTS: Eighteen patients were enrolled in the study: 10 in video-assisted thoracoscopic surgery and 8 in conventional thoracostomy. The groups were demographically similar. No mortalities were encountered in either group, and everyone was discharged from the hospital with acceptable outcomes. Yet, there were multiple variables that demonstrated statistical difference. Hospital length of stay, number of chest tube days, narcotic use, number of radiographic procedures, and interventional procedures were all less in the patients who underwent primary video-assisted thoracoscopic surgery. In addition, no patient in the video-assisted thoracoscopic surgery group required fibrinolytic therapy, which was also statistically different from the thoracostomy drainage group. CONCLUSIONS: The outcomes of this study strongly suggest that primary video-assisted thoracoscopic surgery for evacuation of parapneumonic effusions is superior to conventional thoracostomy drainage.

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Chest. 2006 Jun;129(6):1709-14.
Ultrasound-guided thoracentesis.
Feller-Kopman D.
Interventional Pulmonology, Beth Israel Deaconess Medical Center, One Deaconess Rd, Suite 201, Boston, MA 02215, USA. dfellerk@bidmc.harvard.edu

Pleural effusions are an extremely common problem affecting approximately 1.5 million people in the United States each year. Over the last several years, the use of portable ultrasound machines has greatly enhanced the evaluation and management of patients with pleural disease. This article will review the relevant literature supporting the use of ultrasound for the evaluation of patients with pleural disease and address some practical practice management issues regarding ultrasonography.

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Semin Arthritis Rheum. 2006 Jun;35(6):368-78.
Rheumatoid pleural effusion.
Balbir-Gurman A, Yigla M, Nahir AM, Braun-Moscovici Y.
B. Shine Department of Rheumatology, Rambam Medical Center, Haifa, Israel. a_balbir@rambam.health.gov.il

OBJECTIVES: To describe the clinical and laboratory features of rheumatoid pleural effusion (RPE) and the diagnostic and therapeutic approaches to this condition. METHODS: The review is based on a MEDLINE (PubMed) search of the English literature from 1964 to 2005, using the keywords "rheumatoid arthritis" (RA), "pulmonary complication", "pleural effusion", and "empyema". RESULTS: Pleural effusion is common in middle-aged men with RA and positive rheumatoid factor (RF). It has features of an exudate and a high RF titer. Underlying lung pathology is common. Generally RPE is small and resolves spontaneously but symptomatic RPE may require thoracocentesis. Rarely, RPE has features of a sterile empyematous exudate with high lipids and lactate dehydrogenase, and very low glucose and pH levels. This type of effusion eventually leads to fibrothorax and lung restriction. Superimposed infective empyema often complicates RPE. Oral, parenteral, and intrapleural corticosteroids, pleurodesis and decortication, have been used for the treatment of sterile RPE. Infected empyema is treated with drainage and antibiotics. CONCLUSIONS: RPE may evolve into a sterile empyematous exudate with the development of fibrothorax. Symptomatic effusions or suspicion of other causes of exudate (infection, malignancy) require thoracocentesis. The "rheumatoid" nature of the pleural exudate in patients without arthritis mandates a pleural biopsy to exclude tuberculosis or malignancy. The optimal therapy of RPE has yet to be established. The role of cytokines in the course of RPE and the possible usefulness of cytokine blockade in the treatment of this RA complication require further evaluation.

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Surg Endosc. 2006 Jun;20(6):919-23. Epub 2006 May 2.
Thoracoscopic palliative treatment of malignant pleural effusions: results in 273 patients.
Arapis K, Caliandro R, Stern JB, Girard P, Debrosse D, Gossot D.
Thoracic Department, Institut Mutualiste Montsouris, 42 Bd Jourdan, F-75014, Paris, France.

BACKGROUND: The aim of this study was to analyze the results of pleurodesis for malignant pleural effusion performed by surgeons. PATIENTS AND METHODS: A series of 273 patients with malignant pleural effusion underwent thoracoscopy with the aim of performing a palliative pleurodesis. There were 94 males (34.4%) and 175 females (64.1%), ranging in age from 15 to 94 years (mean age: 60.6 years). The effusion was on the right side in 136 patients (49.8%), on the left side in 110 (40.3%), and bilateral in 27 (9.9%). Thoracoscopy was performed under general anaesthesia in all patients. Pleural biopsy was performed in two thirds of the patients (70.7%). Pleurodesis was produced by instillation of 5g of sterile asbestos-free talc; the chest tube was left in place a minimum of 3 days. It was removed when fluid drainage was less than 200 ml/24 h. Patients were usually discharged the day after chest tube removal. RESULTS: There was no intraoperative mortality. Two patients (0.7%) had intraoperative complications; 17 (6.2%) underwent a bilateral pleurodesis, and 10 (3.7%) had a pericardiopleural window. In 32 patients (11.7%) no pleurodesis was done, either because the lung did not properly re-expand (5.2%), or because of suspected infection, e.g., false membranes (1.9%), or because of multiple adhesions (4.6%). Finally, only 241 patients (88.3%) had a talc poudrage at the time of thoracoscopy. Duration of postoperative pleural drainage ranged between 1 and 11 days (mean: 3.64 days). The postoperative hospital stay ranged from 2 to 21 days (mean: 7.1 days). Pleural empyema occurred in 4 patients (1.5%) and was lethal in one patient. The mean follow-up period was 8.39 (7.2 months, and 172 patients had regular follow up. In this group, there were 24 recurrences (14%), 12 of which were treated by repeat pleurodesis. The results were very good in 133 patients (77.3%), acceptable in 35 patients (20.3%), and there was a failure in 4 patients (2.4%). CONCLUSIONS: Results of surgical thoracoscopy for malignant pleural effusion are good, with low morbidity. However, in debilitated patients, bedside talc slurry may be preferable.

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Clin Chest Med. 2006 Jun;27(2):253-66.
The approach to the patient with a parapneumonic effusion.
Rahman NM, Chapman SJ, Davies RJ.
Oxford Pleural Diseases Unit, Oxford Centre for Respiratory Medicine, Churchill Hospital Site, Oxford Radcliffe Hospital, Headington, Oxford OX3 7LJ, UK. naj_rahman@yahoo.co.uk

Parapneumonic effusion is a common clinical problem, and those that go on to develop pleural infection have high morbidity and mortality. The process of pleural infection evolution involves changes in pleural physiology that are increasingly being elucidated and understood. The microbiology of pleural infection has changed over recent years, with clear differences emerging between hospital- and community-acquired infections. Using biochemical surrogates of infection, chest drainage can be undertaken rationally for those who do not respond to antibiotics alone. Recent data suggest that fibrinolytics do not influence outcomes in pleural infection. The optimal type and timing of surgery remain controversial.

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Monaldi Arch Chest Dis. 2006 Mar;65(1):26-33.
Pleural tuberculosis.
Chakrabarti B, Davies PD.
Aintree Chest Centre, University Hospital Aintree, Liverpool, United Kingdom. biz@doctors.org.uk

Pleural effusions in tuberculosis are commonly seen in young adults as an immunological phenomenon occurring soon after primary infection. However, the epidemiology and demographics of tuberculous pleurisy are changing due to the impact of HIV co-infection and the increasing number of pleural effusions seen as part of re-activation disease. Pleural biopsy for histology and culture is the mainstay of diagnosis with closed needle biopsy adequate in the majority of cases. Techniques such as PCR of biopsy specimens and the role of pleural fluid ADA are still being evaluated as a diagnostic aid. Tuberculous empyema is less commonly seen in the western world and the diagnostic yield from pleural fluid here is greater than in "primary" effusions. Treatment with appropriate antituberculous chemotherapy is generally successful though there is currently insufficient evidence to recommend the routine use of corticosteroids in this condition.

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J Exp Clin Cancer Res. 2006 Mar;25(1):15-9.
Management of malignant pleural effusion by multimodality treatment including the use of paclitaxel administered by 24-hour intrathoracic infusion for patients with carcinomatous pleuritis.
Ohta Y, Shimizu Y, Matsumoto I, Watanabe G.
Department of General and Cardiothoracic Surgery, Kanazawa University School of Medicine, Japan. yohta@sf.m.kanazawa-u.ac.jp

For successful intrapleural chemotherapy, intrapleural drug activity should be maintained for as long as possible. This interim report presents the results of treatment with paclitaxel administered by 24-hour intrathoracic infusion as an adjunct to selective surgical management and/or systemic chemotherapy for controlling malignant pleural effusion. Thirteen patients with carcinomatous pleuritis were enrolled in the study between October 2001 and September 2004. The sites of primary disease were the lung in 12 patients and the breast in one patient. Paclitaxel (120 mg/m2) was administered by 24-hour intrathoracic infusion. Seven patients underwent elective surgical treatment and 11 patients received adjuvant systemic chemotherapy. Mild toxicity occurred in 7 cases, and chest pain and neutropenia were dominant. During a median follow-up period of 9 months (range, 2-33 months), malignant effusion was controlled successfully in 11 patients (84.6%). The multimodality treatment, including the use of paclitaxel, in this manner merits further investigation for possible intervention for malignant pleural effusion originating in lung and breast neoplasms.

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J Surg Oncol. 2006 Mar 15;93(4):323-9. Comment in: J Surg Oncol. 2006 Mar 15;93(4):255-6.
Modified intrapleural cisplatin treatment for lung cancer with positive pleural lavage cytology or malignant effusion.
Muraoka M, Oka T, Akamine S, Tagawa T, Morinaga M, Inoue M, Yamayoshi T, Hashizume S, Matsumoto K, Hayashi T, Nagayasu T.
Division of Surgical Oncology, Department of Translational Medical Sciences, Nagasaki Graduate School of Biomedical Sciences, Nagasaki, Japan. ceb17760@hkg.odn.ne.jp

OBJECTIVES: We evaluate the efficacy and safety of the modified intrapleural cisplatin treatment for lung cancer patients with positive pleural lavage cytology or malignant effusion. METHODS: The treatment was performed for seven patients with malignant effusion and 18 patents with positive pleural lavage cytology. After pulmonary resection, the pleural cavity was filled with cisplatin with a normal saline solution for 30 min. Complications and survival of the patients were evaluated. RESULTS: The chest tube duration were significantly prolonged in the treatment (CDDP) group (5.7 +/- 3.6 vs. 2.8 +/- 2.6 days). We had one operative death that developed a bronchial fistula; however, the other complications were not severe. The mortality rate was 4% and the morbidity rate was 60%. We experienced two carcinomatous pleuritis in the CDDP group. The median survival time of the CDDP group was 47.0 +/- 11.1 months and the 3- and 5-year survival rate was 52.6% and 11.3%, respectively. CONCLUSIONS: We were able to perform this treatment for these advanced lung cancer patients, which had the preventive effect of carcinomatous pleuritis. This therapy shows the possibility of a treatment that might lead to an improvement in the prognosis of these patients, without causing severe complications. (c) 2006 Wiley-Liss, Inc.

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Pediatr Surg Int. 2006 Feb 21; [Epub ahead of print]
Conservative use of chest-tube insertion in children with pleural effusion.
Epaud R, Aubertin G, Larroquet M, Pointe HD, Helardot P, Clement A, Fauroux B.
Pediatric Pulmonology and INSERM U719, Hopital Armand Trousseau, Assistance Publique-Hopitaux de Paris, 26 avenue Arnold Netter, 75012, Paris, France, ralph.epaud@trs.ap-hop-paris.fr.

The aim of this work was to evaluate the effect of a more conservative use of chest-tube insertion on the short-term and long-term outcome of pleural infection. Sixty-five patients with pleural infection, aged 1 month to 16 years were each treated according to one of the two protocols: classical management with chest-tube insertion (classical group, n=33), or conservative use of chest-tube insertion (conservative group, n=32), with drainage indicated only in the case of voluminous pleural effusion defined by a mediastinal shift and respiratory distress and/or an uncontrolled septic situation. The two groups were comparable with regard to age, baseline C-reactive protein (CRP) value and white blood cell counts, pleural thickness, identified bacteria, and antibiotic treatment. Chest-tube insertion was performed in 17 patients (52%) of the classical group compared to eight patients (25%) of the conservative group (P=0.03). Duration of temperature above 39 degrees C was shorter in the conservative group (10+/-1 vs. 14+/-1 days, P=0.01), as was the normalization of CRP (13+/-1 vs. 17+/-1 days, P=0.03). Duration of hospitalization and intravenous (IV) antibiotherapy as well as the delay of chest-radiograph normalization was not significantly different between the two groups. A more conservative use of chest-tube insertion did not change short- and long-term outcome of the pleural infection in children. Drainage could be restricted to the most severely affected patients with pleural empyema causing a mediastinal shift and respiratory distress and/or presenting with an uncontrolled septic situation.

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Pediatr Surg Int. 2006 Feb;22(2):186-90. Epub 2005 Dec 16.
Complicated pneumonias with empyema and/or pneumatocele in children.
Kunyoshi V, Cataneo DC, Cataneo AJ.
Thoracic Surgery Discipline of the Surgery and Orthopedics Department, Botucatu School of Medicine, Sao Paulo State University-UNESP, 18.618-970, Botucatu, SP, Brazil.

To investigate the incidence, procedure type, characteristics of pleural fluid and pneumatoceles, and evolution of pneumonia complicated with empyema and/or pneumatoceles. Review of 394 pediatric pneumonia in patients at Sao Paulo State University Hospital during 2 years. We studied those with complications such as pleural effusion and pneumatocele. There were 121 (30.71%) with complications such as pleural effusion and pneumatocele; these were significantly higher in infants. One hundred and six children were needle aspirated, of these 78 underwent drainage, and 15 observation only. From the drained, seven needed thoracotomy or pleurostomy. Fluid was purulent in 50%, and pneumatoceles were seen in 33 cases (8.3%) with spontaneous involution in 28 (85%). Pleural fluid culture was negative in 51% cases; in positive cultures, Streptococcus pneumoniae was the most common agent. Complicated pneumonia incidence was higher in the second year of life and more than 70% occurred before 4 years of age. Closed thoracic drainage was effective in over 90%. Large effusions and mediastinal deviations were submitted to more aggressive procedures. Pneumatoceles predominated in the under 3s and were generally evident in the first chest X-ray. Most cases had spontaneous pneumatocele involution, and in almost half the cases were still present at drain tube removal.

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Respirology. 2006 Jan;11(1):105-8.
Efficacy and safety of iodopovidone pleurodesis through tube thoracostomy.
Agarwal R, Aggarwal AN, Gupta D.
Department of Pulmonary Medicine, Postgraduate Institute of Medical Education and Research, Chandigarh, India. drritesh1@rediffmail.com

OBJECTIVE: To evaluate the efficacy and safety of iodopovidone as an agent for pleurodesis through tube thoracostomy in patients with recurrent pleural effusions and pneumothorax. METHODS: This was a prospective study in which pleurodesis was performed with a solution of 20 mL 10% iodopovidone and 80 mL normal saline solution infused through a tube thoracostomy and left in the pleural cavity for 4 h. RESULTS: A total of 64 patients (34 men) with a mean (+/-SD) age of 47.1 +/- 15.4 years were included. There were 37 cases of pleural effusion and 27 of pneumothorax. A complete response (neither reaccumulation of fluid nor recurrence of pneumothorax) was obtained in 32 (86.5%) patients with pleural effusion and 25 (92.6%) patients with pneumothorax. A second procedure (i.e. repeated pleurodesis) was attempted successfully in four patients in the pleural effusion group. All patients experienced chest pain to a varying degree as recorded on a Visual Analogue Scale (median 50.5, range 10-95). Seven patients developed fever and one immunocompromised patient developed empyema following the procedure. There were no recurrences at a median follow up of 5 months (range 3-15 months) in the pleural effusion group, and 13 months (range 6-24 months) in the pneumothorax group. CONCLUSIONS: Iodopovidone can be used as an effective and safe agent for (chemical) pleurodesis (through tube thoracostomy), which is inexpensive and readily available.

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J Heart Lung Transplant. 2005 Dec;24(12):2086-90. Epub 2005 Sep 28.
Pleural space problems after living lobar transplantation.
Backhus LM, Sievers EM, Schenkel FA, Barr ML, Cohen RG, Smith MA, Starnes VA, Bremner RM.
Department of Cardiothoracic Surgery, University of Southern California Keck School of Medicine, Los Angeles, California 90003, USA.

BACKGROUND: We reviewed our experience with adult living lobar lung transplant (LL) recipients to assess whether size and shape mismatch of the donor organ to the recipient pre-disposes to the development of pleural space problems (PSP). METHODS: Eighty-seven LL were performed on 84 adult recipients from 1993 through 2003. Seventy-six patients had cystic fibrosis. Patient records were examined for PSP, defined as air leak or bronchopleural fistula for more than 7 days; pneumothorax, loculated pleural effusions, or empyema in 68 patients for which complete data were available. RESULTS: There were 24 PSP identified for an overall incidence of 35%. The most common PSP was air leak/bronchopleural fistula, accounting for 38% of PSP. The second most common PSP was loculated pleural effusion (21% of PSP). Empyema was uncommon (2 patients, 3% of total patients) in our series of patients despite the large population of cystic fibrosis patients. In 4 of these patients, computed tomography-guided drainage was used for loculated effusions after chest tube removal. Three LL patients underwent surgery for persistent air leak and required muscle flap repair. One of these required subsequent omental transfer. Two LL patients required decortication for empyema. Many patients with PSP could be managed without further surgical intervention (14/24 patients). Donor-recipient height mismatch was not significantly different between PSP and non-PSP patients (p = 0.53). CONCLUSIONS: The incidence of PSP in LL recipients is similar to that reported in the literature on cadaveric transplant recipients. The relatively small lobe in the potentially contaminated chest cavity of cystic fibrosis recipients does not significantly pre-dispose to development of empyema despite immunosuppression. Many PSP can be managed non-operatively, although early aggressive intervention for large air leaks and judicious chest tube management are essential for a good outcome.

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Chir Ital. 2005 Nov-Dec;57(6):703-8.
Surgical outcome of lung cancer patients with carcinomatous pleuritis.
Pagan V, Fontana P, Zaccaria A, Lo Giudice F, Oniga F.
UOC Chirurgia Toracica, Ospedale Umberto I, Venezia-Mestre.

In sporadic though non-anecdotal series, long-term survival has been reported for patients operated on for lung cancer with secondary carcinomatous pleuritis. In a retrospective study, we review the outcomes of 24 surgical patients (20 treated with standard lung resection +/- pleurectomy and 4 with extended pleuropneumonectomy) out of 48 individuals affected by pleural spread before or at thoracotomy. We observed a 16.6% major complication rate with no operative mortality; 5-year and median survival were 20% and 21 months, respectively. Time of diagnostic (pre- vs intra/postoperative) or pattern (effusion vs dissemination) of pleural disease, and type of resection (standard vs extended) did not seem to influence the prognosis, while an adenocarcinoma histotype, completeness of excision and N(0-1) were favourable prognostic indicators. Since most (90%) of these IIIB stages are usually associated with N(2-3) and/or unresectable tumour, it would seem reasonable to employ neo-adjuvant treatment as the first approach, reserving surgical treatment to responders. Multicentre studies are necessary to better determine which subgroup of patients with malignant pleuritis can most benefit from surgical therapy.

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Cancer. 2005 Dec 8; [Epub ahead of print]
Video-assisted management of malignant pleural effusion in breast carcinoma.
Gasparri R, Leo F, Veronesi G, Depas T, Colleoni M, Maisonneuve P, Pelosi G, Galimberti V, Spaggiari L.
Division of Thoracic Surgery, European Institute of Oncology, Milan, Italy.

BACKGROUND: Advanced breast carcinoma almost always leads to a malignant pleural effusion, conditioning the performance status of patients and consequently quality of life. The treatment of malignant pleural effusion should be a priority in the management of such patients. The results of videothoracoscopic approach (VATS) chemical pleurodesis was analyzed in patients with recurrent pleural effusion from breast carcinoma. METHODS: From October 1998 to June 2004, 71 consecutive patients with breast carcinoma-related pleural effusion were treated by the same thoracic-surgeon team with intracavitary nebulization of 8 g of asbestos-free sterilized talc via VATS. Multiple pleural biopsies were performed to determine biologic characteristics of recurrent disease. RESULTS: Talc pleurodesis was performed in all cases, with no intraoperative or postoperative complications. Median length of hospital stay was 5 days (range, 5-8). The overall success rate of the surgical procedure was 89% (confidence interval [CI], 79-95%) with a mean follow-up of 22 months (range, 2-81 mos). The overall survival time was 17 months (range, 2-80). Biopsies showed a switch on receptor status and c-erB-2 status from negative (primary tumor) to positive (pleural metastasis) in 11 (15%) patients. In another 7 (9.8%) patients, we obtained completely new information that was hitherto unknown. CONCLUSION: Talc pleurodesis via VATS is an effective and safe procedure that yields a high rate of success at the first attempt and achieves long-term control of malignant pleural effusion due to breast carcinoma. Concomitant biopsies performed during the VATS procedure were a determining factor in the subsequent decision-making process. Cancer 2006. (c) 2005 American Cancer Society.

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Chest. 2005 Nov;128(5):3284-90.
A retrospective analysis of the management of parapneumonic empyemas in a county teaching facility from 1992 to 2004.
Cheng G, Vintch JR.
Division of Respiratory and Critical Care, Physiology and Medicine, Kaiser Permanente, Torrance, CA 90706, USA. glenacheng@hotmail.com

OBJECTIVES: To characterize how patients with empyemas are managed initially at our facility and to determine how "less aggressive" treatments (eg, no drainage, repeat thoracentesis, or tube thoracostomy) affect short-term outcomes (ie, inpatient mortality and the need for a second intervention) compared to "more aggressive" treatments (eg, intrapleural fibrinolytic agents, video-assisted thoracoscopic surgery, or other surgery). We will also assess whether earlier diagnosis, earlier antibiotic treatment, fewer patient comorbidities, and consulting appropriate services improve mortality. DESIGN: Retrospective chart analysis. SETTING: County teaching hospital in Los Angeles, CA. PATIENTS: Seventy-two adult inpatients with parapneumonic empyemas. INTERVENTIONS: Mortality and the need for second intervention rates were calculated and compared with data published in the 2000 American College of Chest Physicians consensus statement on the management of parapneumonic effusions using the Fisher exact test. Comparisons were made between empyema survivors and nonsurvivors using t tests and chi(2) tests. RESULTS: All 72 patients were managed with less aggressive initial treatments. There were no differences in mortality when our patients were compared to the less aggressive group from the literature (6% vs 9%, respectively; p = 0.40; relative risk, 0.6; 95% confidence interval [CI], 0.23 to 1.62) or the more aggressive group from the literature (6% vs 3%, respectively; p = 0.29; relative risk, 1.8; 95% CI, 0.64 to 5.23). There was no difference between the second intervention rate of our patients and that of the less aggressive group from the literature (47% vs 43%, respectively; p = 0.47; relative risk, 1.1; 95% CI, 0.86 to 1.42), although there was a difference when compared to the more aggressive group (47% vs 11%, respectively; p < 0.0001; relative risk, 4.5; 95% CI, 3.20 to 6.31). There were no statistically significant differences in time of diagnosis, the timing of antibiotic treatment, the number of patient comorbidities, or the number of services consulted when survivors and nonsurvivors from the study were compared. CONCLUSIONS: Patients with empyemas at our hospital are treated with less aggressive initial treatments and have a higher second intervention rate when compared to patients described in the literature who were initially managed with more aggressive treatments.

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Respirology. 2005 Nov;10(5):649-55.
Prolonged survival after talc poudrage for malignant pleural mesothelioma: case series.
Aelony Y, Yao JF.
Department of Internal Medicine, Kaiser Permanente Medical Center, Harbor City, CA 90710, USA. y.aelony@cox.net

OBJECTIVE: Malignant pleural mesothelioma is a fatal disease with a mean life expectancy of 6-12 months. Since 1982, we have performed thoracoscopic talc poudrage (TTP) as a primary therapy in mesothelioma patients presenting with pleural effusion. As the survival data for our patients surpassed that of many published series, the patient data was analyzed to determine whether talc poudrage can be considered as a contemporary palliative option. METHODOLOGY: We reviewed all 26 patients with a final diagnosis of malignant pleural mesothelioma from our prospective database of 228 consecutive patients who received thoracoscopy from the same physician for recurrent symptomatic pleural effusion. Patients were followed up until their death. RESULTS: Mean survival after TTP was 23.8 +/- 16.3 months (median 19.4, range 2.9-68). Pleurodesis palliated dyspnoea in all patients. No perioperative deaths and one postoperative complication (pneumonia) occurred. Mean hospital stay was 3.9 +/- 2.7 days. CONCLUSION: TTP remains a safe, low-morbidity, inexpensive primary palliative treatment option for malignant pleural mesothelioma and a valid control arm option for therapeutic trials. TTP is ideal for patients who wish to avoid thoracotomy, long hospital stays and morbidity from multimodality therapy. Prospective randomized studies are needed to compare quality of life and survival after talc poudrage and other therapies.

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Pneumologie. 2005 Oct;59(10):696-703.
[The treatment of parapneumonic effusions and pleural empyemas]
[Article in German]
Hamm H.
Rehabilitationsklinik fur Atemwegs- und Tumorerkrankungen der Asklepios Nordseeklinik, Westerland/Sylt. h.hamm@asklepios.com

Pleural effusions of infectious origin usually present as a complication of pneumonia, or, more rarely, of thoracic surgical procedures. Treatment is based upon the clinical picture, the appearance of the pleural fluid, on certain laboratory parameters, and upon the success of therapeutic interventions. The initial antibiotic regimen should cover the causative organisms that may empirically be expected in the individual setting of the patient. Similar to the situation in pneumonias, the spectrum of organisms in community-acquired effusions or empyemas differs substantially from that in hospital-acquired pleural infections. The management of pleural empyemas should follow an interdisciplinary strategy which involves the pulmonologist and the thoracic surgeon. The single most important intervention is the early and effective drainage of the pleural cavity. Loculated effusions that do not promptly improve after drainage can additionally be treated by a trial of intrapleural fibrinolysis for a period of approximately three days. However, the precise role of fibrinolytics in the setting of complicated pleural effusions and empyemas remains to be better defined. Early definitive surgical treatment, preferentially by video-assisted thoracoscopic surgery (VATS), should be the goal in all patients who do not promptly respond to drainage and/or intrapleural fibrinolytic therapy and who qualify for a surgical intervention.

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Chest. 2005 Sep;128(3):1431-5.
Clinical efficacy and safety of thoracoscopic talc pleurodesis in malignant pleural effusions.
Kolschmann S, Ballin A, Gillissen A.
c/o Adrian Gillissen, St. George Medical Center, Robert-Koch-Hospital, Nikolai-Rumjanzew-Str 100, D-04207 Leipzig, Germany. steffen.kolschmann@web.de.

STUDY OBJECTIVES: In patients with disseminated neoplastic disease, recurrent pleural effusion is frequently observed. The purpose of this study was to determine the long-term efficacy and safety of pleurodesis by thoracoscopic talc poudrage (TTP) in malignant pleural effusions (MPEs). METHODS: We report a consecutive series of 102 patients (45 women, 57 men; 20 to 83 years of age) who underwent medical thoracoscopy and TTP for recurrent MPE between 1999 and 2001. Thoracoscopy was performed utilizing local anesthesia and IV sedation (medical thoracoscopy). For pleurodesis, an average of 8 g of sterile talc powder was used. One hundred eighty-day follow-up was completed for all patients, and outcome measures included time to recurrence of the effusion and survival. Efficacy was judged by clinical examination, chest radiograph, and/or thoracic ultrasound examination. Procedure-related complications were documented. RESULTS: The most common primary neoplasms were lung cancer (n = 48), breast cancer (n = 16), and malignant pleural mesothelioma (n = 10). Twenty-eight patients had other types of tumors, including renal cell carcinoma, ovarian carcinoma, GI tumors, prostate, malignant lymphoma, and unknown primary cancer. At the end of the primary observation period of 180 days, 38 of 46 surviving patients (82.6%) had a successful pleurodesis. Type of primary neoplasm had no significant influence on success rate. The 30-day mortality rate was 16.7% (n = 17). Survival curves after 180 days showed significant differences, with best survival in mesothelioma and shortest life expectancy in lung cancer (p = 0.005). Adverse effects included empyema in one case and malignant invasion of the scar. No episode of talc-induced ARDS was observed. CONCLUSION: Thoracoscopic talc pleurodesis is a safe and effective method to stop recurrent MPEs. Lasting pleural symphysis is obtained.

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J Surg Oncol. 2005 Sep 15;91(4):237-42.
Retrospective review of lung cancer patients with pleural dissemination after limited operations combined with parietal pleurectomy.
Ohta Y, Shimizu Y, Matsumoto I, Tamura M, Oda M, Watanabe G.
Department of General and Cardiothoracic Surgery, Kanazawa University School of Medicine, Kanazawa, Japan. yohta@sf.m.kanazawa-u.ac.jp

BACKGROUND AND OBJECTIVES: The long-term control of malignant effusion is necessary to achieve long-term survival in lung cancer patients with carcinomatous pleuritis. This report describes our results of limited operations including parietal pleurectomy (pl) on a hypothesis that the most effective target area for controlling malignant pleural effusion is the parietal pleura. METHODS: Forty-two patients with pleural dissemination with/without malignant pleural effusion were analyzed retrospectively. The operative procedures used were partial resection of the primary site with pl in 20 cases, segmentectomy with pl in 2 cases, lobectomy with pl in 19 cases, and pl only in 1 case. Postoperative adjuvant treatment was performed in 31 patients. RESULTS: Adenocarcinoma was the dominant histology, and the pathological stages were IIIB in 34 cases and IV (intrapulmonary metastasis) in 8 cases. The overall 3-, 5-, and 10-year survival rates were 30.1%, 17.2%, and 10.3%, respectively. When stratified by the TNM classification, the overall 3-, 5-, and 10-year survival rates were 56.3%, 32.1%, and 24.1%, respectively, in the T4N0M0 group and 21.1%, 7.0%, and 0%, respectively, in the T4N1-2M0 group (P = 0.0257). Among the 24 patients whose recurrent patterns could be identified, only 2 patients developed recurrent malignant effusion. CONCLUSIONS: With appropriate patient selection, the use of limited surgery combined with pl followed by intrapleural and systemic chemotherapy appears to be effective in management of the disease. Copyright 2005 Wiley-Liss, Inc.

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Hepatobiliary Pancreat Dis Int. 2005 Aug;4(3):375-8.
Prevention and management of pleural effusion following hepatectomy in primary liver cancer.
Yan JJ, Zhang XH, Chu KJ, Huang L, Zhou FG, Yan YQ.
Department of Hepatic Surgery, Eastern Hepatobiliary Surgery Hospital, Second Military Medical University, Shanghai 200438, China. Yiqunyan@21cn.com

BACKGROUND: Postoperative pleural effusion occurs frequently after hepatectomy. The risk factors, prevention and management of postoperative pleural effusion in patients with primary liver cancer (PLC) who have undergone hepatectomy and the value of the argon beam coagulator (ABC) for the prevention of pleural effusion are studied. METHODS: A total of 523 patients with PLC at our institution who had had right hepatectomy from July 2000 to June 2004 were studied retrospectively. Comparative analysis was made to identify the factors contributing to postoperative pleural effusion and the efficacy of various managements. RESULTS: Of the 523 patients whose livers were dissociated using argon beam cutting and/or coagulation, 20(3.8%) developed pleural effusions; whereas in the other 467 patients underwent hepatectomy with suture ligation of the diaphragmatic secondary wound surface during the same period, 49(10.5%) had pleural effusion (P < 0.01). The factors contributing to postoperative pleural effusion included subphrenic collection, postoperative hepatic insufficiency with ascites, duration of hepatic occlusion and underlying cirrhosis. CONCLUSIONS: Dissociation of the liver by argon beam cutting and/or coagulation can save suture ligation of the diaphragmatic secondary wound surface and may also prevent postoperative pleural effusion. Pleural drainage using an indwelling central-venous-catheter (CVC) in the pleural cavity is safe and efficacious.

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Chest. 2005 Aug;128(2):684-9.
Prospective randomized trial of silver nitrate vs talc slurry in pleurodesis for symptomatic malignant pleural effusions.
Paschoalini Mda S, Vargas FS, Marchi E, Pereira JR, Jatene FB, Antonangelo L, Light RW.
Perola Byington Hospital, Sao Paulo, Brazil.

STUDY OBJECTIVES: To compare the efficacy and the safety of talc slurry and silver nitrate (SN) in the treatment of symptomatic malignant pleural effusions. PATIENTS AND METHODS: Sixty patients were enrolled into the study, and all received a chest tube (26F or 28F) that was placed using local anesthesia. The patients were randomized to receive either 5 g talc diluted to a total volume of 50 mL with saline solution or 20 mL 0.5% SN through the chest tube. Patients were clinically evaluated before and after treatment regarding pain, and were evaluated at monthly intervals with respect to the effectiveness of pleurodesis. Eleven patients did not return for their 30-day follow-up visit and were excluded from further analysis. Pleurodesis therapy was considered to be successful if there was no recurrence of the effusion. The patients who did not have a pleurodesis at one visit were excluded from subsequent visits. RESULTS: Forty-nine patients returned at 30 days for follow-up, including 24 patients who received SN and 25 who received talc. The groups were similar in age (p = 0.23), sex (p = 0.70), Karnofsky index (p = 0.94), and pathology (p = 0.68). After the induction of pleurodesis, neither the total mean (+/- SE) fluid drainage (SN, 901 +/- 125 mL; talc, 766 +/- 74 mL; p = 0.36) nor the level of pain (SN, 2.58 +/- 0.26; talc, 2.62 +/- 0.30; p = 0.91) differed significantly between the groups, and no patient in either group developed ARDS. The mean number of days spent in the hospital was nearly identical (SN group, 3.7 +/- 0.15 days; talc group, 3.6 +/- 0.13 days; p = 0.47). Both SN and talc were effective agents. Thirty days after the procedure, 23 of 24 patients (96%) who had received SN and 21 of 25 patients (84%) who had received talc showed an effective pleurodesis (p = 0.35). Similar results were observed after 60 days (SN group, 18 of 18 patients [100%]; talc group, 13 of 13 patients [100%]; p = > 0.99), 90 days (SN group, 16 of 16 patients [100%]; talc, 8 of 9 patients [89%]; p = 0.36), and 120 days (SN group, 4 of 4 patients [100%]; talc group, 4 of 4 patients [100%]; p > 0.99). CONCLUSIONS: The present study suggests that SN is an effective agent for producing a pleurodesis. In the present study, SN showed a tendency to be more effective than talc, but the power of the test to detect a significance difference was low in this small group of patients. The side effects of 0.5% SN appear to be minimal, but since only a small number of patients received SN and nearly 20% of the patients were lost to follow-up, significant long-term side effects cannot be excluded. Since SN appears to be as effective as talc, and since there is no evidence that it induces ARDS as has been reported with talc, it should be considered as an alternative to talc for the production of a pleurodesis.

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J Pain Symptom Manage. 2005 Jul;30(1):75-9.
Video-thoracoscopic surgical pleurodesis in the management of malignant pleural effusion: the importance of an early intervention.
Marrazzo A, Noto A, Casa L, Taormina P, Lo Gerfo D, David M, Mercadante S.
Department of Experimental Oncology and Clinical Application, University of Palermo, Italy.

Thoracentesis plays an important role in cancer patients with symptomatic effusions, although its effect is short-lived and symptoms recur in almost all patients. Early video-thoracoscopic surgical pleurodesis may provide added benefit to a group of patients with advanced cancer presenting with symptomatic malignant pleural effusion. Seventy-six patients with advanced cancer and pleural effusion due to pulmonary-pleural metastases were recruited. In 51 cases (67.1%), at least one thoracentesis was performed before admission for surgery. Preoperative staging consisted of chest radiograph, CT scan, and blood gas analysis. The mean Karnofsky performance status was about 50. Pleurodesis with talc poudrage was completely successful in all patients, with a morbidity rate of 2.6%. There was no post-operative mortality. Three patients (3.9%) underwent further thoracenteses for recurrence of pleural effusion within two months after the procedure. Early use of talc insufflated by video-thoracoscopic surgery is an effective and relatively safe method for treating pleural effusion, and preventing recurrence, in advanced cancer patients.

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Surg Today. 2005;35(8):634-8.
Management of recurrent malignant pleural effusion with chemical pleurodesis.
Kilic D, Akay H, Kavukcu S, Kutlay H, Cangir AK, Enon S, Kadilar C.
Department of Thoracic Surgery, Baskent University School of Medicine, Baskent University Hospital, Sokak No: 6, 01250 Yuregir Adana, Turkey.

PURPOSE: Malignant pleural effusion is a common complication of primary and metastatic pleural malignancies. It is usually managed by drainage and pleurodesis, but there is no consensus as to the best method of pleurodesis. We compared the effectiveness, side effects, and cost of different chemical pleurodesis agents used in patients with malignant pleural effusion. METHODS: Between January 1990 and December 2001, 108 patients with malignant pleural effusion underwent chemical pleurodesis in our department. Thoracoscopy was performed in 64 patients (59%), a minithoracotomy in 18 (17%), tube thoracostomy in 11 (10%), and a small-bore catheter was inserted in 15 (14%). Talc was used in 68 (63%) patients, tetracycline in 26 (24%), and bleomycin in 14 (13%). Talc was instilled by insufflation during surgery after drainage, whereas tetracycline and bleomycin were instilled via tube or catheter for pleural analgesia. RESULTS: Talc resulted in significantly earlier tube and catheter removal, after an average 4.1 days versus 5.1 days after tetracyline, and 6.3 days after bleomycin (P = 0.026, P = 0.001, respectively). A significantly lower reaccumulation ratio in 90 days was achieved by the talc group, with nine (13.2%) patients, representing an 86.8% success rate, than in the tetracyline and bleomycin groups, with seven (26.7%) and five (35.7%) patients, respectively, representing 73.8% and 64.3% success rates (P = 0.04). CONCLUSIONS: Talc resulted in the earliest expansion, minimal drainage, and the earliest tube and catheter removal.

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Pulm Pharmacol Ther. 2005;18(6):381-9.
Pharmacotherapy in complicated parapneumonic pleural effusions and thoracic empyema.
Schiza SE, Antoniou KM, Economidou FN, Siafakas NM.
Department of Thoracic Medicine, University Hospital of Heraklion, P.O. Box 1352, 71110 Heraklion, Greece.

Parapneumonic pleural effusions (PPE) and pleural empyema (PE) present a frequently diagnostic and therapeutic challenge in clinical practice. Although pleural diseases have received increased attention during the past decade, there are still many unanswered questions concerning the diagnosis and treatment of PPE and PE. A lack of controlled studies concerning the management of PPE and PE was noted in recent guidelines. The use of fibrinolytics intrapleurally appears to enhance intercostals tube drainage, reducing the requirement for subsequent surgical mechanical debridement. Recently, there has been interest in other intrapleural agents including combination drugs consisting of streptokinase and streptodornase-alpha, Dnase. Factors to be considered in evaluating whether or not intrapleural instillation of fibrinolytics is effective include an assessment of clinical responses. This review discusses the use of fibrinolytic agents as a novel therapeutic options for treating the various stages of parapneumonic effusions and empyemas.

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Curr Opin Pulm Med. 2005 Jul;11(4):340-4.
Alternative widely available, inexpensive agents for pleurodesis.
Dikensoy O, Light RW.
aDepartment of Pulmonary Diseases, School of Medicine, Gaziantep University, Turkey; bSt. Thomas Hospital, Nashville, Tennessee, USA; and cVanderbilt University, Nashville, Tennessee.

PURPOSE OF REVIEW: Pleurodesis is the one of the best options for the management of symptomatic patients with malignant pleural effusion, recurrent benign pleural effusion, and recurrent pneumothorax. Although talc, parenteral tetracycline derivatives, and bleomycin are the most commonly used agents for pleurodesis, parenteral tetracycline derivatives are not available worldwide, bleomycin is expensive, and concerns about the side effects of talc are growing. The purpose of this review is to provide information about other widely available agents for pleurodesis. RECENT FINDINGS: It has recently been shown that oral tetracycline/doxycycline is as effective and safe as parenteral doxycycline in producing pleurodesis in rabbits. SUMMARY: Oral forms of tetracycline derivatives, quinacrine, silver nitrate, iodopovidone, and other talc preparations such as facial talc can be used to create pleurodesis when commonly used agents are not available.

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Curr Opin Pulm Med. 2005 Jul;11(4):296-300.
Management of malignant pleural effusions.
Bennett R, Maskell N.
Department of Respiratory Medicine, Southmead Hospital, North Bristol NHS Trust, Bristol, UK.

PURPOSE OF REVIEW: Although malignant pleural effusions are a common medical problem, research into their optimal management remains sparse. The aim of this review is to summarise recent developments in this area. RECENT FINDINGS: Talc remains the most efficacious pleurodesis agent. However, concerns remain about its side effect profile, with a number of cases of acute respiratory distress syndrome documented in the literature. A recent trial showed that using calibrated talc particles reduced the risk of morbidity from this procedure. Work on novel pleurodesis agents, such as transforming growth factor-beta, appears to induce pleurodesis in animal models without any unwanted side effects. This is a promising development and human trials are awaited. With regard to mesothelioma, recent chemotherapy trials with pemetrexed/cisplatin and raltitrexed/cisplatin are encouraging and appear, for the first time, to offer a small but real survival advantage. SUMMARY: In the authors' opinion, the major developments in the management of malignant effusions during the past year are the development of safer pleurodesis agents and the promise of better combination chemotherapy agents for the treatment of mesothelioma.

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Chest. 2005 Jun;127(6):2101-5.
Thoracentesis in patients with hematologic malignancy: yield and safety.
Bass J, White DA.
Department of Medicine, Pulmonary Section, Memorial Sloan Kettering Cancer Center, New York, NY, USA.

BACKGROUND: Pleural effusions occur in patients with hematologic malignancies, particularly during periods of hospitalization. Thoracentesis is often performed to diagnose infection and to exclude the presence of complicated parapneumonic effusions. The efficacy and safety of thoracentesis in this setting has not been well-studied. DESIGN: Retrospective chart review of hospitalized patients with hematologic malignancies undergoing thoracentesis. The aim of this study was to assess the role of thoracentesis in establishing a diagnosis of infection in this population and to determine the risk of complications. RESULTS: A total of 100 thoracentesis findings were analyzed in patients with lymphoma (52 patients) and leukemia (27 patients), and in patients who had undergone bone marrow or stem cell transplantation (21 patients). The indication for performing thoracentesis was to exclude infection in 69% of cases. Fever was present in 59% of the patients, and a concomitant lung parenchymal abnormality was present in 69% of cases. Effusions were moderate to large in size (87% of cases), and were both bilateral (62%) and unilateral (38%). Exudates were documented in 83%of the cases. A specific diagnosis was found in 21 patients and was more frequently established in those with lymphoma (31%) compared to the other groups of patients. Diagnoses found included malignancy in 14 cases, chylous effusions in 6 cases, and infection in 1 case. The one patient in whom empyema was found required drainage. The criteria for a parapneumonic effusion were not found in any other patients. The complication rate of 9% (pneumothorax, seven patients; hemothorax, two patients) was comparable to that in other populations of patients. CONCLUSIONS: Despite a high propensity for developing pulmonary infections, hospitalized patients with hematologic malignancies rarely developed complex parapneumonic effusions. The etiology of many of the effusions that occurred in this setting was unclear.

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An Pediatr (Barc). 2005 May;62(5):427-32.
[Intrapleural urokinase in the treatment of parapneumonic effusions.]
[Article in Spanish]
Mencia Bartolome S, Escudero Rodriguez N, Tellez Gonzalez C, Moralo Garcia S, Bastida Sanchez E, Torres Tortosa P.
Servicio de Cuidados Intensivos Pediatricos. Hospital Universitario Virgen de la Arrixaca. Murcia. Espana.

INTRODUCTION: Intrapleural fibrinolytic instillation has been used in the treatment of loculated pleural effusions and empyemas and has reduced the need for surgical intervention. Currently, the most commonly used fibrinolytic is urokinase, although the doses have not yet been standardized in children. The aim of the present study was to evaluate the utility of urokinase in the treatment of infectious pleural effusions in children. MATERIAL AND METHODS: A retrospective study was performed of children with infectious pleural effusions admitted to the pediatric intensive care unit (PICU) between January 2000 and December 2003. Age, sex, clinical features, laboratory tests, response to urokinase treatment and clinical course during hospital stay were analyzed. RESULTS: Thirty-one children were treated. The mean age was 38.1 months (SD: 22). There were 18 boys and 13 girls. The most frequent month of diagnosis was November and the number of admission significantly increased from 2002 onwards. The most frequent antibiotic therapy used before admission to the PICU was cefotaxime associated with vancomycin (41 %), followed by cefotaxime alone (16 %). Positive cultures for Streptococcus pneumoniae were found in 11 patients (35 %). Pleural loculation was found in 14 patients (45 %). Treatment with intrapleural urokinase was used in 23 patients (74 %). The mean chest tube drainage was 140 ml (SD: 175) in the 24 hours before urokinase instillation and was 406 ml (SD: 289) in the 48 hours after fibrinolytic therapy (p < 0.05). Twenty-one patients (91 %) who received urokinase treatment had a good response. There were no complications during the treatment. The mean length of stay in the PICU was 5.8 days (SD: 2.6). CONCLUSIONS: The incidence of complicated pleural effusions due to S. pneumoniae has increased in the last few years, despite antibiotic therapy. Intrapleural urokinase is an effective treatment, including in empyemas without loculation. None of our patients required thoracotomy and there were few adverse effects.

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Semin Arthritis Rheum. 2005 Apr;34(5):744-9.
Therapeutic options for refractory massive pleural effusion in systemic lupus erythematosus: a case study and review of the literature.
Breuer GS, Deeb M, Fisher D, Nesher G.
Department of Internal Medicine, Shaare-Zedek Medical Center, Jerusalem, Israel.

OBJECTIVES: Massive refractory pleural effusions are uncommon in patients with systemic lupus erythematosus. Describing such a patient, the literature was reviewed to report the various therapeutic options in such cases. METHODS: MEDLINE search using the terms "lupus" and "pleural effusion," inclusion of cases with refractory massive effusions with emphasis on treatment. RESULTS: Only 10 such cases (including the patient described here) were reported in the English literature over the past 25 years. Those 10 patients suffered symptoms related to pleural effusion for a long period of time until resolution, ranging between 2 months to 2.5 years (median 6 months). During that period of time they underwent multiple fluid aspirations. Seven different types of therapy were reported in these case descriptions. They can be divided into 2 major groups: systemic therapy (immunosuppressive therapy, plasmapheresis, and intravenous immunoglobulin) and local therapy (intrapleural steroid injections, pleurodesis with talc or tetracycline, and pleurectomy). Pleurodesis with talc seemed to be the most effective treatment modality. CONCLUSIONS: Due to the small number of reported patients, the best type of intervention is uncertain. When refractory pleural effusion is part of lupus exacerbation, the treatment of choice would be systemic, such as immunosuppressive therapy with high-dose steroids and cyclophosphamide. Intravenous immunoglobulin may also be considered. Local measures such as talc pleurodesis should be employed if systemic measures fail, or when pleural effusion is the only manifestation of lupus.

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Respirology. 2005 Mar;10(2):144-8.
Management of tuberculous pleuritis: can we do better?
Wong PC.
Tuberculosis & Chest Unit, Grantham Hospital, Aberdeen, Hong Kong, China. wongpc@ha.org.hk

Management of patients with tuberculous pleuritis can be improved by establishing early diagnosis accurately, administering effective chemotherapy, and close monitoring of progress for early detection and prompt management of severe pleural inflammation in the hope of preventing or reducing subsequent residual pleural fibrosis. In addition to the conventional diagnostic tools, chemical markers, especially pleural fluid adenosine deaminase and interferon-gamma levels and new microbiological tests such as polymerase chain reaction and BACTEC culture of pleural biopsy specimens for Mycobacterium tuberculosis, can increase the diagnostic yield for tuberculous pleuritis. Indicators of the severity of pleural inflammation, including high pleural fluid tumour necrosis factor-alpha and lysozyme levels, and low pleural fluid glucose and pH, can help to predict residual pleural fibrosis. It is likely that patients will require surgery: (i) complete drainage of pleural fluid for prevention; and (ii) pleurectomy for the treatment of residual pleural fibrosis.

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Rev Mal Respir. 2005 Feb;22(1 Pt 1):71-9.
[Diagnosis and management of pleural effusions in critically III patients]
[Article in French]
Azoulay E.
Service de Reanimation Medicale, hopital Saint-Louis et Universite Paris VII, Assistance Publique-Hopitaux de Paris, Paris, France. elie.azoulay@sls.ap-hop-paris.fr

INTRODUCTION: Pleural effusions are common in ICU patients. Causes include massive fluid resuscitation in shock, pneumonia--either community acquired or nosocomial, cardiac insufficiency, hypoalbuminemia and hepatic impairment. Pleural effusions frequently complicate cardiac and abdominal surgery and haemothorax may complicate trauma. STATE OF THE ART: The incidence of pleural effusions in the intensive care unit (ICU) varies depending on the screening method used, from about 8% for physical examination to more than 60% for routine ultrasonography. In the absence of clinical parameters to exclude infection pleurocentesis remains an essential aspect of management and is not contraindicated mechanical ventilation. This review of the diagnosis and management of pleural effusions in ICU patients reports the most recent data from the literature. Pleurocentesis can be performed safely in the ICU, even in mechanically ventilated patients. The absence of reliable clinical or laboratory test criteria for determining the cause of pleural effusions and the potentially devastating consequences of failing to diagnose and treat pleural infection are strong reasons to perform pleurocentesis in patients with clinically detectable pleural effusions and no contraindication to the procedure. PERSPECTIVES: Although the data reviewed indicate that the diagnosis and treatment of pleural effusions should follow the same rules in the ICU as they do elsewhere, several incompletely resolved issues deserve further investigation. These are summarised in an agenda for future research.

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Respir Med. 2004 Dec;98(12):1166-72.
Inflammatory parameters after pleurodesis in recurrent malignant pleural effusions and their predictive value.
Ukale V, Agrenius V, Widstrom O, Hassan A, Hillerdal G.
Department of Medicine, Thoracic Clinics, Karolinska Sjukhuset, Stockholm S-171 76, Sweden. valiant.ukale@ks.se

Recurrent pleural malignant effusion is a common problem which can be treated by inducing symphysis of the pleural sheets. Many different drugs administered into the pleural space can be used to achieve this. The drugs cause an inflammatory response, which in turn is believed to cause the symphysis. Comparatively little has been published on the degree of pleural inflammation and the systemic response and whether this will affect the outcome. The aim of this study was to describe the systemic inflammatory reaction following instillation of a chemical agent into the pleura and to investigate whether this had any predictive value for the outcome (i.e. the pleurodesis). The markers investigated were simple ones: erythrocyte sedimentation rate, C-reactive protein, and leukocyte count from venous blood samples, and the fever reaction. Eighty-nine prospective patients with malignant pleural effusion who underwent pleurodesis with either talc (48 patients) or quinacrine (41 patients) were included in the study. Symphysis was achieved in 82 patients (92 per cent) and all had a prominent transitional elevation of the inflammatory parameters. The unsuccessful attempts caused negligible or very small elevations, but due to the small numbers only the degree of fever after 8 and 48 h showed a statistically significant difference. In conclusion, pleurodesis causes a systemic inflammation and there is a tendency to a correlation between the success of pleurodesis and the degree of inflammation. High fever and high inflammatory parameters including CRP are due to this inflammatory response and do not indicate infection.

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Respirology. 2004 Nov;9(4):441-7.
Causes and management of pleural fibrosis.
Huggins JT, Sahn SA.
Division of Pulmonary and Critical Care Medicine, Allergy and Clinical Immunology Medical University of South Carolina, Charleston, South Carolina 29425, USA. hugginjt@musc.edu

The development of pleural fibrosis follows severe pleural space inflammation which is typically associated with an exudative pleural effusion. The response of the mesothelial cell to injury and its ability, along with the basement membrane, to maintain its integrity, is vital in determining whether there is normal healing or pleural fibrosis. The formation of a fibrinous intrapleural matrix is critical to the development of pleural fibrosis. This matrix is the result of disordered fibrin turnover, whereby fibrin formation is up-regulated and fibrin dissolution is down-regulated. Cytokines, such as TGF-beta and TNF-alpha, facilitate the fibrin matrix formation. A complete understanding of the pathogenesis of pleural fibrosis and why abnormal pleural space remodeling occurs in some and not in others, remains unknown. Clinically significant pleural fibrosis requires involvement of the visceral pleura. Isolated parietal pleural fibrosis, as with asbestos pleural plaques, does not cause restriction or respiratory impairment. The causes of visceral pleural fibrosis include asbestos-associated diffuse pleural thickening, coronary bypass graft surgery, pleural infection (including tuberculous pleurisy), drug-induced pleuritis, rheumatoid pleurisy, uraemic pleurisy, and haemothorax. Systemic and intrapleural corticosteroids administered during the initial presentation of rheumatoid pleurisy in small series may decrease the incidence of pleural fibrosis. Several randomised control trials using corticosteroids in tuberculous pleurisy have not shown efficacy in reducing residual pleural fibrosis. Decortication is effective in treating symptomatic patients regardless of the cause of pleural fibrosis as long as chronicity has been documented and significant underlying parenchymal disease has been excluded.

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Pediatr Pulmonol. 2004 Nov 30; [Epub ahead of print]
Medical management of parapneumonic pleural disease.
Barnes NP, Hull J, Thomson AH.
Department of Paediatrics, John Radcliffe Hospital, Oxford, UK.

Considerable heterogeneity exists in the management of parapneumonic pleural disease. A randomized controlled trial (RCT) demonstrated the effectiveness of small-catheter drainage with fibrinolysis, but surgical devotees suggest this may only be applicable to "early" cases. We examined evidence-based medical management in "all-comers." We performed a retrospective database analysis of the management of all children with complex pleural effusion admitted to the John Radcliffe Hospital over the 7-year period 1996-2003. One hundred and ten children were admitted. Ten were excluded as they were part of a multicenter RCT and had received intrapleural saline instead of urokinase. Of the remaining 100, 51 were female and 49 male. Median age on admission was 5.8 years (range, 0.3-16.5). Symptoms preadmission averaged 11 days, with December the most common month for presentation. Ninety-six underwent chest ultrasound, confirming an effusion in all, described as loculated/septated (68) or echogenic (11). In 17 cases, no specific comment was made regarding the nature of the fluid seen on ultrasound. Ninety-five had subsequent chest tube drainage and then received intrapleural fibrinolysis with urokinase. An etiological organism was identified in 21 cases (21%) (Streptococcus pneumoniae in 10, group A Streptococcus in 5, Staphylococcus aureus in 4, Haemophilus influenzae in 1, and coliform in 1). In a further 9 cases (9%), Gram-positive organisms were seen on pleural fluid microscopy, but did not grow on culture. Two (2%) required surgery due to the persistence of symptoms and an inadequate response to medical management. Median duration of admission was 7 days (range, 2-21 days); median duration of stay from intervention was 5 days (range, 2-19 days). At median follow-up of 8 weeks (range, 3-20 weeks), all children were symptom-free, with minimal pleural thickening on chest X-ray. In conclusion, antibiotic therapy with chest drain insertion and intrapleural urokinase is effective in treating complex parapneumonic effusion and is associated with a good long-term outcome. (c) 2004 Wiley-Liss, Inc.

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Yonsei Med J. 2004 Oct 31;45(5):822-8.
The effects of urokinase instillation therapy via percutaneous transthoracic catheter in loculated tuberculous pleural effusion: a randomized prospective study.
Kwak SM, Park CS, Cho JH, Ryu JS, Kim SK, Chang J, Kim SK.
Department of Internal Medicine, Pulmonary Division, Inha University Hospital, 7-206, 3-ga, Shinheung-dong, Jung-gu, Incheon 400-103, Korea. smkwak@inha.ac.kr.

The purpose of this study was to propose that intrapleural urokinase (UK) instillation could reduce pleural thickening in the treatment of loculated tuberculous pleural effusion. Forty- three patients who were initially diagnosed as having loculated tuberculous pleural effusion were assigned at random to receive either the combined treatment of UK instillation including anti-tuberculosis agents (UK group, 21 patients) or strictly the unaccompanied anti-tuberculous agents (control group, 22 patients). The UK group received 100,000 IU of UK dissolved in 150 ml of normal saline daily, introduced into the pleural cavity via a pig-tail catheter. The control group was treated with anti-tuberculous agents, excepting diagnostic thoracentesis. After the cessation of treatment, residual pleural thickening (RPT) was compared between the two groups. Clinical characteristics and pleural fluid biochemistry were also evaluated. The RPT (4.59 +/- 5.93 mm) of the UK group was significantly lower than that (18.6 +/- 26.37 mm) of the control group (p < 0.05). The interval of symptoms observed prior to treatment of patients with RPT > or = 10 mm (6.0 +/- 3.4 wks) was detected to be significantly longer than in those with RPT < 10 mm (2.1 +/- 1.2 wks) in the control group (p < 0.05). However, there were no discernible differences were seen in the pleural fluid parameter in patients with RPT > or = 10 mm, as compared to patients with RPT < 10 mm in the UK group. These results indicate that the treatment of loculated tuberculous pleural effusion with UK instillation via percutaneous transthoracic catheter can cause a successful reduction in pleural thickening.

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Wien Klin Wochenschr. 2004;116 Suppl 2:28-32.
The significance of thoracoscopic mechanical pleurodesis for the treatment of malignant pleural effusions.
Crnjac A.
Department of Thoracic Surgery, Maribor Teaching Hospital, Maribor, Slovenia.

BACKGROUND: Malignant pleural effusion (MPE) is a frequent and serious complication of numerous malignant tumors in the human organism. The patients are suffering from the primary disease, and the pleural effusion causes dyspnea, thus reducing the quality of their survival time. In our study we wished to establish the significance of thoracoscopic mechanical pleurodesis (TMP) as a new method for the resolution of this pathology, by comparing the results with those of thoracotomy with pleurectomy (TP) and thoracic drainage (TD). The main criterion for the effectiveness of each method was the absence of pleural effusion in a certain time interval. PATIENTS AND METHODS: 84 patients with recurrent MPE and primary tumors at various locations were divided into three groups according to the type of palliative intervention. The patients were classified according to the indication guidelines for individual procedures and their general condition. Group 1 consisted of 44 patients in whom TMP was performed, group 2 consisted of 17 patients with primary tumors in the thoracic region in whom thoracotomy with pleurectomy (TP) was performed, and in group 3 there were 26 patients with TD. We compared the effectiveness of individual palliative methods by periodical X-ray checks, numbers of complications, length of TD and hospitalization, and changes in spirometric values after individual procedures. The t-test was used in statistic processing of the data. RESULTS: After six months, radiological investigation revealed recurrence of pleural effusion in three patients in group 1 (93.2% efficacy), no recurrence in group 2 (100% efficacy), and recurrence in 18 patients in group 3 (25.0% efficacy). There were fewer postoperative complications in group 1, the duration of TD and hospitalization was significantly shorter, and spirometric values increased. CONCLUSION: TMP is an effective palliative method for the treatment of recurrent pleural effusions, with a minimum number of complications and a short period of hospitalization. After TMP there is significant improvement in respiratory functions, and for the patient it represents a relatively simple surgical procedure. TP is indicated in the treatment of tumors and subsequent MPE in the thoracic region, and TD is indicated in patients who are not suitable candidates for one of the palliative pleurodesis procedures, because of either their poor general condition or a trapped lung.

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Rev Port Pneumol. 2004 Jul-Aug;10(4):305-17.
[Pleurodesis]
[Article in Portuguese]
Melo R, Goncalves JR.
Servico de Pneumologia, Hospital Santa Maria, Avenida Prof. Egas Moniz, 1699 Lisboa Codex, Portugal. rjmelo2001@yahoo.com

Pleurodesis is a way of inducting an inflammatory process in the pleural surface in order to create the closure of the pleural space. The exact mechanism isn't completely understood and there is still a great deal of controversy concerning pleurodesis. Pleurodesis can be achieved by introduction of a sclerosant agent trough a chest tube into the pleural space, by medical thoracoscopy, by surgical thoracoscopy or by thoracotomy. The principal sclerosant agents are talc and tetracycline. The indications for pleurodesis are malignant recurrent pleural effusion, primary recurrent pneumothorax, secondary pneumothorax and benign pleural effusion resistant to medical treatment. There are, although, some contraindications to performing it. Serious complications of pleurodesis are rare and depend on the technique and agent used. The method of choice for pleurodesis is related to the experience and technical facilities available. The author presents a review about pleurodesis.

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Med Pregl. 2004 Jan-Feb;57(1-2):13-7.
[The role of physical rehabilitation in the treatment of exudative pleurisy]
[Article in Serbian]
[No authors listed]

INTRODUCTION: Exudates are due to a variety of diseases, the major and most common ones being tuberculosis, nonspecific inflammation and malignancy. They are usually treated conservatively, sometimes combined with surgery and physical treatment. Physical therapy includes positional exercises, breathing exercises and biostimulation. AIM OF THE STUDY: The study was aimed to find out the following: 1) Is lung function improved by physical therapy; 2) Can adhesions be diminished and mobility of the affected hemidiaphragm improved by physical treatment; 3) Is there a direct positive correlation between physical treatment and obtained improvement, or the same can be achieved in patients receiving medicamentous treatment only; 4) What are the effects of some factors we cannot influence (sex, age, effusion level, position of adhesions) on lung function and diaphragm mobility improvement, that is on the efficiency of physical treatment; 5) How do the factors we can influence (the time interval before initiating the treatment and its duration) affect improvement of the same lung function parameters, that is treatment efficacy? MATERIAL AND METHODS: Physical treatment of patients with exudative pleurisy was accomplished at the Department of Rehabilitation in our Institute and it consisted of directed breathing exercises and laser biostimulation. Its effects were examined in a group of 175 patients, who received both conservative and physical treatment, and results were compared with the control group patients, treated only conservatively (with antibiotics, antituberculotics, corticosteroids). RESULTS: Comparative analysis confirmed a significant improvement of lung function parameters (VC, FEV1, PEF) as well as of hemidiaphragm mobility on the affected side of the thorax in favour of the examined group. The severity of the lung function and diaphragm mobility impairments have been found to be in correlation with the localization of adhesions, whereas the degree of improvement correlated with the time interval before the treatment initiation, as well as with its duration. DISCUSSION AND CONCLUSION: The applied physical therapy resulted in: 1) significant improvement of all examined lung function parameters in the examined group, which was not registered in the control group; 2) significant improvement of the diaphragm mobility in general; 3) factors such as sex, age and effusion level have no effects on the physical treatment results; 4) treatment results are affected by the time interval passed before the treatment initiation and its duration, as well as the localization of adhesions; anterior adhesions affected lung function and diaphragm mobility least, posterior ones more, while the influence of lateral adhesions was most significant. It is finally concluded that physical treatment should necessarily be included in the treatment of exudative pleurisy.

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J Infect Dis. 2004 Sep 1;190(5):869-78. Epub 2004 Jul 29.
A randomized, double-blind, placebo-controlled trial of the use of prednisolone as an adjunct to treatment in HIV-1-associated pleural tuberculosis.
Elliott AM, Luzze H, Quigley MA, Nakiyingi JS, Kyaligonza S, Namujju PB, Ducar C, Ellner JJ, Whitworth JA, Mugerwa R, Johnson JL, Okwera A.
Uganda Virus Research Institute, Entebbe. alison.tom@infocom.co.ug

BACKGROUND: Active tuberculosis may accelerate progression of human immunodeficiency virus (HIV) infection by promoting viral replication in activated lymphocytes. Glucocorticoids are used in pleural tuberculosis to reduce inflammation-induced pathology, and their use also might reduce progression of HIV by suppressing immune activation. We examined the effect that prednisolone has on survival in HIV-1-associated pleural tuberculosis. METHODS: We conducted a randomized, double-blind, placebo-controlled trial of prednisolone as an adjunct to tuberculosis treatment, in adults with HIV-1-associated pleural tuberculosis. The primary outcome was death. Analysis was by intention to treat. RESULTS: Of 197 participants, 99 were assigned to the prednisolone group and 98 to the placebo group. The mortality rate was 21 deaths/100 person-years (pyr) in the prednisolone group and 25 deaths/100 pyr in the placebo group (age-, sex-, and initial CD4+ T cell count-adjusted mortality rate ratio, 0.99 [95% confidence interval, 0.62-1.56] [P =.95]). Resolution of tuberculosis was faster in the prednisolone group, but recurrence rates were slightly (though not significantly) higher, and use of prednisolone was associated with a significantly higher incidence of Kaposi sarcoma (4.2 cases/100 pyr, compared with 0 cases/100 pyr [P =.02]). CONCLUSIONS: In view of the lack of survival benefit and the increased risk of Kaposi sarcoma, the use of prednisolone in HIV-associated tuberculous pleurisy is not recommended.

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Curr Med Chem. 2004 Jun;11(11):1479-500.
Natural medicine: the genus Angelica.
Sarker SD, Nahar L.
Phytopharmaceutical Research Laboratory, School of Pharmacy, The Robert Gordon University, Schoolhill, Aberdeen AB10 1FR, Scotland, UK. s.sarker@rgu.ac.uk

More than 60 species of medicinal plants belong to the genus Angelica (Family: Apiaceae). Many of these species have long been used in ancient traditional medicine systems, especially in the far-east. Various herbal preparations containing Angelica species are available over-the-counter, not only in the far-eastern countries, but also in the western countries like USA, UK, Germany, etc. For centuries, many species of this genus, e.g. A. acutiloba, A. archangelica, A. atropupurea, A. dahurica, A. japonica, A. glauca, A. gigas, A. koreana, A. sinensis, A. sylvestris, etc., have been used traditionally as anti-inflammatory, diuretic, expectorant and diaphoretic, and remedy for colds, flu, influenza, hepatitis, arthritis, indigestion, coughs, chronic bronchitis, pleurisy, typhoid, headaches, wind, fever, colic, travel sickness, rheumatism, bacterial and fungal infections and diseases of the urinary organs. Active principles isolated from these plants mainly include various types of coumarins, acetylenic compounds, chalcones, sesquiterpenes and polysaccharides. This review evaluates the importance of the genus Angelica in relation to its traditional medicinal uses, alternative medicinal uses in the modern society and potential for drug development, and summarises results of various scientific studies on Angelica species or Angelica-containing preparations for their bioactivities including, antimicrobial, anticancer, antitumour, analgesic, anti-inflammatory, hepatoprotective, nephroprotective, etc.

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Ann Chir. 2004 Apr;129(3):177-81.
[Closed thoracic drainage for purulent pleurisy]
[Article in French]
Riquet M, Badia A.
Service de chirurgie thoracique, hopital europeen Georges-Pompidou, 20-40, rue Leblanc, 75015 Paris, France.

In purulent pleuresia, thoracenthesis is the gold standard treatment. Fiblinolytics should be infused through the drain at an early stage in order to prevent or treat fibrotic encystement. The cause of the pleuresia should be treated parallely to the drainage.

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Probl Tuberk Bolezn Legk. 2004;(6):17-9.
[Efficacy of chemotherapy in patients with complicated first detected destructive pulmonary tuberculosis]
[Article in Russian]
[No authors listed]

A hundred and fifty-six patients with first detected destructive pulmonary tuberculosis were examined. 43.6% of the patients were found to have various complications: bronchial tuberculosis and exudative pleurisy were more common. All the patients received conventional chemotherapy. The studies have demonstrated that the efficiency of chemotherapy during the complicated course was less than in the uncomplicated one: closure of decay cavities was observed in 69.4% of the patients with specific lesion of the bronchial system, in 78.8% of those with a complication, such as exudative pleurisy (in 81.8% with uncomplicated course). In these groups of patients, cessation of bacterial isolation, as verified both bacterioscopically and culturally, was slower.

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Med Pregl. 2004 Jan-Feb;57(1-2):13-7.
[The role of physical rehabilitation in the treatment of exudative pleurisy]
[Article in Serbian]
[No authors listed]

INTRODUCTION: Exudates are due to a variety of diseases, the major and most common ones being tuberculosis, nonspecific inflammation and malignancy. They are usually treated conservatively, sometimes combined with surgery and physical treatment. Physical therapy includes positional exercises, breathing exercises and biostimulation. AIM OF THE STUDY: The study was aimed to find out the following: 1) Is lung function improved by physical therapy; 2) Can adhesions be diminished and mobility of the affected hemidiaphragm improved by physical treatment; 3) Is there a direct positive correlation between physical treatment and obtained improvement, or the same can be achieved in patients receiving medicamentous treatment only; 4) What are the effects of some factors we cannot influence (sex, age, effusion level, position of adhesions) on lung function and diaphragm mobility improvement, that is on the efficiency of physical treatment; 5) How do the factors we can influence (the time interval before initiating the treatment and its duration) affect improvement of the same lung function parameters, that is treatment efficacy? MATERIAL AND METHODS: Physical treatment of patients with exudative pleurisy was accomplished at the Department of Rehabilitation in our Institute and it consisted of directed breathing exercises and laser biostimulation. Its effects were examined in a group of 175 patients, who received both conservative and physical treatment, and results were compared with the control group patients, treated only conservatively (with antibiotics, antituberculotics, corticosteroids). RESULTS: Comparative analysis confirmed a significant improvement of lung function parameters (VC, FEV1, PEF) as well as of hemidiaphragm mobility on the affected side of the thorax in favour of the examined group. The severity of the lung function and diaphragm mobility impairments have been found to be in correlation with the localization of adhesions, whereas the degree of improvement correlated with the time interval before the treatment initiation, as well as with its duration. DISCUSSION AND CONCLUSION: The applied physical therapy resulted in: 1) significant improvement of all examined lung function parameters in the examined group, which was not registered in the control group; 2) significant improvement of the diaphragm mobility in general; 3) factors such as sex, age and effusion level have no effects on the physical treatment results; 4) treatment results are affected by the time interval passed before the treatment initiation and its duration, as well as the localization of adhesions; anterior adhesions affected lung function and diaphragm mobility least, posterior ones more, while the influence of lateral adhesions was most significant. It is finally concluded that physical treatment should necessarily be included in the treatment of exudative pleurisy.

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Medicina (Kaunas). 2004;40 Suppl 1:145-8.
[Video-assisted thoracoscopic surgery in diagnosis and treatment of pleuritis]
[Article in Lithuanian]
Piscikas DA, Cicenas S, Jackevicius A, Krasauskas A, Jakubauskiene R.
Institute of Oncology, Vilnius University, Santariskiu 1, 2021 Vilnius, Lithuania. vuoipiscikas@yahoo.com

OBJECTIVE. To evaluate possibilites of video-assisted thoracoscopic surgery in diagnosis and treatment of pleuritis. 1997-2002 in Department of Thoracic Surgery and Oncology of Vilnius University Institute of Oncology 206 patients underwent videothoracoscopic procedures (146 (70.8%) of them for pleuritis). All procedures were performed in general anesthesia using double lumen tube. Mean patient age was 61+/-10 years. One hundred three women (71%) and 43 men (29%) were operated. Seventy four (51%) chemopleurodesis was performed with pleural biopsies: for 2 patients (1.36%) bleocine was used, and for 74 patients (50.6%) sterile talk. RESULTS. Significance of pleural videobiopsies reaches 93%. Eleven patients (7%) failed in diagnosis: in 5 cases (3.4 %) due to adhesions, in 6 cases (3.4%) we made false positive diagnosis. Complications: postoperative pneumonia - 12 patients (8.8%), pneumothorax - 2 patients (1.5%), pleural empiema - 1 patient (0.75%), bleeding - 1 patient (0.75%). CONCLUSIONS. Specificity of video-assisted thoracoscopic surgery in pleural diseases reaches 93.0%. Video-assisted thoracoscopic surgery is necessary even in cases of failed "blind" biopsies and possible in eldery patients. Video-assisted thoracoscopic surgery provides not only easy morphologic verification of pleural diseases but also performance of chemopleurodesis.

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Chest. 2004 Apr;125(4):1546-55.
Pleural effusions in hematologic malignancies.
Alexandrakis MG, Passam FH, Kyriakou DS, Bouros D.
Department of Hematology, University Hospital of Heraklion, and Medical School, University of Crete, Greece.

Nearly all hematologic malignancies can occasionally present with or develop pleural effusions during the clinical course of disease. Among the most common disorders are Hodgkin and non-Hodgkin lymphomas, with a frequency of 20 to 30%, especially if mediastinal involvement is present. Acute and chronic leukemias, myelodysplastic syndromes, are rarely accompanied by pleural involvement. Furthermore, 10 to 30% of patients receiving bone marrow transplantation develop pleural effusions. In cases of hematologic pleural effusions, drug toxicity, underlying infectious, secondary malignant or rarely autoimmune causes should be carefully sought. In most cases, the pleural fluid responds to treatment of the primary disease, whereas resistant or relapsing cases may necessitate pleurodesis.

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J Clin Oncol. 2004 Apr 1;22(7):1228-33.
Prospective randomized trial of intrapleural bleomycin versus interferon alfa-2b via ultrasound-guided small-bore chest tube in the palliative treatment of malignant pleural effusions.
Sartori S, Tassinari D, Ceccotti P, Tombesi P, Nielsen I, Trevisani L, Abbasciano V.
Department of Internal Medicine, St Anna Hospital, Ferrara, Italy. srs@unife.it

PURPOSE: To compare bleomycin pleurodesis and immunotherapy with intrapleural interferon alfa-2b (IFN) in the palliation of malignant pleural effusions. PATIENTS AND METHODS: One hundred sixty patients with rapidly recurrent malignant pleural effusion were randomly assigned to intrapleural bleomycin (83 patients) or IFN (77 patients). A 9-French intrapleural catheter was placed under sonographic guidance, and pleural effusion was completely drained before starting the treatment. Bleomycin 0.75 mg/kg was administered as a single dose. An additional dose was given if daily fluid output did not drop to less than 100 mL/d within 3 days. IFN 1 million units/10 kg was administered for six courses at 4-day intervals. Thirty-day and long-term responses were evaluated under the intention-to-treat principle. RESULTS: Thirty-day response was 84.3% in the bleomycin arm and 62.3% in IFN arm (P =.002). Median time to progression was 93 days (range, 12 to 395 days) in bleomycin group, and 59 days (range, 7 to 292 days) in the IFN group (P <.001). Median survival was 96 days (range, 15 to 395) and 85 days (range, 16 to 292) in the bleomycin and IFN groups, respectively. Twenty-three patients received two doses of bleomycin, as their daily fluid output remained higher than 100 mL after the first dose. Thirteen of them had complete response, which lasted until death. CONCLUSION: Intrapleural bleomycin is more effective than IFN and is a valid option for the palliative treatment of massive, rapidly recurrent malignant pleural effusions. The administration of a second dose of bleomycin to patients not responding to the first one can remarkably improve the overall outcome of the treatment.

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Respirology. 2004 Mar;9(1):4-11.
The management of pleural space infections.
Chapman SJ, Davies RJ.
Wellcome Trust Centre for Human Genetics, Oxford University, Oxford, UK.

The management of pleural space infections CHAPMAN SJ, DAVIES RJO. Respirology 2004; 9: 4-11Abstract: Pleural infection is responsible for significant morbidity and mortality worldwide, and its clinical management is challenging. The diagnosis of empyema and tuberculous pleurisy may be difficult, and these conditions may be confused with other causes of exudative pleural effusions. Complicated parapneumonic effusion or empyema may present with 'atypical' clinical features; delays in diagnosis are common and may contribute to the high mortality of these infections. Pleural aspiration is the key diagnostic step; pleural fluid that is purulent or that has a pH < 7.2, or organisms on Gram stain or culture, is an indication for formal intercostal drainage. In order to achieve a definitive diagnosis of tuberculous pleurisy, Mycobacterium tuberculosis must be isolated in the culture of pleural fluid, pleural tissue or sputum; demonstration of granulomas in pleural tissue is also suggestive of tuberculosis. The use of pleural fluid biochemical markers, such as adenosine deaminase, in the diagnosis of tuberculous pleurisy varies among clinicians; the diagnostic value of such markers is affected by the background prevalence of tuberculosis and the likelihood of an alternative diagnosis. Uncertainties also remain regarding the treatment of pleural infection. Treatment of complicated parapneumonic effusion and empyema involves prolonged courses of antibiotics and attention to the patient's nutritional state. The role of intrapleural fibrinolytics and the optimal timing of surgical intervention are unknown. The lack of clear predictors of clinical outcome in empyema contributes to the difficulty in treating this condition. The pharmacological treatment of tuberculous pleurisy is the same as for pulmonary tuberculosis; the precise role of steroids in the treatment of tuberculous pleurisy remains uncertain.

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Cochrane Database Syst Rev. 2004;(1):CD002916.
Pleurodesis for malignant pleural effusions.
Shaw P, Agarwal R.
Department of Clinical Oncology, Velindre Hospital, Whitchurch, Cardiff, Wales, UK, CF4 7XL.

BACKGROUND: Approximately half of all patients with metastatic cancer develop a malignant pleural effusion which is likely to lead to a significant reduction in quality of life secondary to symptoms such as dyspnoea and cough. The aim of pleurodesis in these patients is to prevent re-accumulation of the effusion and thereby of symptoms, and avoid the need for repeated hospitalization for thoracocentesis. Numerous clinical studies have been performed to try to determine the optimal pleurodesis strategy, and synthesis of the available evidence should facilitate this. OBJECTIVES: The aims of this review were to ascertain the optimal technique of pleurodesis in cases of malignant pleural effusion; to confirm the need for a sclerosant; and to clarify which, if any, of the sclerosants is the most effective. SEARCH STRATEGY: The Cochrane Central Register of Controlled Trials was searched for studies on 'pleurodesis'. Studies for inclusion were also identified from MEDLINE (1980 to June 2002) and EMBASE (1980 to May 2002). No language restriction was applied. SELECTION CRITERIA: RCTs of adults subjects undergoing pleurodesis for pleural effusion in the context of metastatic malignancy (or a malignant process leading to pleural effusion) were included. DATA COLLECTION AND ANALYSIS: Two reviewers independently selected studies for inclusion in the review, and extracted data using a standard data collection form. Primary outcome measures sought were effectiveness of pleurodesis as defined by freedom from recurrence of effusions, and mortality after pleurodesis. Secondary outcomes were adverse events due to pleurodesis. Dichotomous data were meta-analysed using a fixed effect model and expressed as relative risk. The number-needed-to-treat (NNT) was calculated for pleurodesis efficacy. In addition, for adverse events, the overall percentage of patients across studies exhibiting a particular adverse effect such as fever, pain, or gastrointestinal symptoms was calculated. MAIN RESULTS: A total of 36 RCTs with 1499 subjects were eligible for meta-analysis. The use of sclerosants (mitozantrone, talc and tetracycline combined)compared with control (instillation of isotonic saline or equivalent pH isotonic saline or tube drainage alone) was associated with an increased efficacy of pleurodesis. The relative risk (RR) of non-recurrence of an effusion is 1.20 (95% CI 1.04 to 1.38) in favour of the use of sclerosants based on five studies with a total 228 subjects. Comparing different sclerosants, talc was found to be the most efficacious. The RR of effusion non-recurrence was 1.34 (95% CI 1.16 to 1.55) in favour of talc compared with bleomycin, tetracycline, mustine or tube drainage alone based on 10 studies comprising 308 subjects. This was not associated with increased mortality post pleurodesis. The RR of death was 1.19 (95% CI 0.08 to 1.77) for talc compared to bleomycin, tetracycline, mustine and tube drainage alone based on six studies of 186 subjects. Death was not reported in all studies and, when reported, was attributed to underlying disease, only one death being reported as procedure-related.In the comparison of thoracoscopic versus medical pleurodesis, thoracoscopic pleurodesis was found to be more effective. The RR of non-recurrence of effusion is 1.19 (95% CI 1.04 to 1.36) in favour of thoracoscopic pleurodesis compared with tube thoracostamy pleurodesis utilizing talc as sclerosant based on two studies with 112 subjects. Comparing thoracoscopic versus bedside instillation (with different sized chest tubes) of various sclerosants (tetracycline, bleomycin, talc or mustine) the RR of non-recurrence of effusion is 1.68 (95% CI 1.35 to 2.10) based on five studies with a total of 145 participants.Adverse events were not reported adequately to enable meta-analysis. REVIEWER'S CONCLUSIONS: The available evidence supports the need for chemical sclerosants for successful pleurodesis, the use of talc as the sclerosant of choice, and thoracoscopic pleurodesis as the preferred technique for pleurodesis based on efficacy. There was no evidpreferred technique for pleurodesis based on efficacy. There was no evidence for an increase in mortality following talc pleurodesis.

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Chest. 2003 Dec;124(6):2229-38.
Pleurodesis practice for malignant pleural effusions in five English-speaking countries:
survey of pulmonologists.
Lee YC, Baumann MH, Maskell NA, Waterer GW, Eaton TE, Davies RJ, Heffner JE, Light RW.
University of Oxford and Osler Chest Unit, Churchill Hospital, Oxford OX3 7BN, UK. ycgarylee@hotmail.com

BACKGROUND: Pleurodesis is important in the management of malignant pleural effusions, but no consensus exists on the optimal agent or methods of pleurodesis. How pleurodesis is practiced worldwide has not been studied. OBJECTIVES: To identify variations in the clinical practice of pleurodesis in major English-speaking countries, and to quantify the experience of pulmonologists on the effectiveness and adverse effects of different pleurodesis agents worldwide. METHODS: Eight hundred fifty-nine pulmonologists practicing in the United States, United Kingdom, Canada, Australia, and New Zealand participated in a Web-based survey. RESULTS: The respondents collectively perform > 8,300 pleurodesis annually. Talc was the preferred agent by most respondents (slurry, 56%; poudrage, 12%), followed by tetracycline derivatives (26%), and bleomycin (7%). Differences were seen in pleurodesis practice patterns among practitioners among and within the surveyed countries. Physicians' overall satisfaction with the available pleurodesis agents was modest (5.0 out of 8), and the reported success rate averaged only 66%. Talc (both poudrage and slurry) was perceived as significantly more effective, but was associated with significantly more pain, nausea, and fever (p < 0.05). Respiratory failure occurred more commonly with talc poudrage than with other agents (p < 0.05), and had been observed by 70% and 54% of physicians who used talc poudrage and slurry, respectively. CONCLUSIONS: Significant variations exist in how pleurodesis is performed worldwide. Pleurodesis agents currently available are perceived as suboptimal. Talc poudrage and slurry were perceived to be more effective, but were associated with more complications, including respiratory failure.

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Khirurgiia (Mosk). 2003;(8):30-4.
[Ultrasonic technologies in diagnosis and treatment of patients with surgical diseases of lungs and pleura]
[Article in Russian]
Pavlov IuV, Ablitsov IuA, Chistov LV, Kharnas SS, Rybin VK, Ablitsov AIu.

The results of complex examination and treatment of 376 patients with different diseases of the lungs and pleura were analyzed. High-frequency ultrasound was used in 256 patients for diagnosis of lungs and pleura surgical diseases, 412 ultrasonic examinations were performed. Intraoperative treatment of pleura with low-frequency ultrasound was carried out 134 times for prophylaxis and treatment of acute postoperative pleura empyema in 120 patients operated on for malignant tumors and chronic purulent diseases of the lungs. High efficacy of high-frequency ultrasound for diagnosis of pleura empyema, diffuse and encapsulated pleurisy is demonstrated. Ultrasound-assisted pleural punctures an transthoracic aspiration biopsies permit to avoid complications. Ultrasonic examination of the lungs during surgery in patient suspected of lung cancer permits to study tumor structure. Treatment of pleura with low-frequency ultrasound and combination of this method with photodynamic therapy promote reliable sanation of pleural cavity. Limited rethoracotomy and treatment of pleura with low-frequency ultrasound is the method of choice in the treatment of acute postoperative empyema when there is no effect of conservative treatment.

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Anticancer Res. 2003 Nov-Dec;23(6a):4459-65.
Combined immunotherapy with intracavital injection of activated lymphocytes, monocyte-derived dendritic cells and low-dose OK-432 in patients with malignant effusion.
Morisaki T, Matsumoto K, Kuroki H, Kubo M, Baba E, Onishi H, Tasaki A, Nakamura M, Inaba S, Katano M.
Department of Cancer Therapy and Research, Collaboration Center, Graduate School of Medical Sciences, Kyushu University, 3-1-1 Maidashi, Higashi-ku, Fukuoka 812-8582.

We have conducted a pilot study with combined immunotherapy using autologous lymphocytes activated ex vivo and monocyte-derived dendritic cells in combination with low-dose OK-432, a streptococcal preparation, in five patients with peritoneal or pleural carcinomatosis who were resistant to standard chemotherapy. All patients were given 3 to 10 courses of the combined immunotherapy. No severe adverse reactions occurred. Effusion production was decreased in all of the patients. Significant decreases in tumor markers of both effusions and sera as well as effusion volume occurred in all of the patients. Cytological examinations revealed a marked decrease or disappearance of cancer cells in those effusions. Three patients showed increase in IFN-gamma levels in the effusions. The overall prognosis of the patients was acceptable and the mean survival time was more than 9 months. The locoregional immunotherapy seems to be encouraging in view of therapeutic modality in patients who are resistant to standard chemotherapy. Our study provides a new protocol for immunotherapy and warrants further phase I/II clinical study for chemo-resistant patients with malignant effusion.

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Arch Dis Child. 2003 Oct;88(10):915-7.
Management of parapneumonic effusion and empyema.
Hilliard TN, Henderson AJ, Langton Hewer SC.
Bristol Royal Hospital for Children, UK.

AIMS: To gather data on the clinical presentation of parapneumonic effusion and empyema and to examine the effect of different management strategies on short term outcomes. METHODS: Retrospective case note review of 48 children admitted to a tertiary unit between January 1998 and March 2001. Effusions were classified into three stages dependent on ultrasound findings. RESULTS: The stage of effusion was not associated with duration of previous symptoms or length of previous admission. An interventional procedure was performed on median day 2 of admission in 46 children: eight (17%) had an intercostal drain alone, 14 (29%) had an intercostal drain followed by intrapleural fibrinolytic therapy, and 24 (50%) had a thoracotomy. Three children who had an initial intercostal drain alone returned to theatre for thoracotomy, and two children who had intrapleural fibrinolysis returned for thoracotomy. Median length of stay (interquartile range) for each initial procedure was 15 days (6-20) for intercostal drain alone, 8 days (6-12) for fibrinolytic therapy, and 6.5 days (5-9) for thoracotomy. Stay for intercostal drain alone was significantly longer than for thoracotomy. CONCLUSION: Early surgical management of empyema is associated with a favourable outcome.

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Radiology. 2003 Aug;228(2):370-8.
Intrapleural fibrinolysis for parapneumonic effusion and empyema in children.
Wells RG, Havens PL.
Department of Radiology, MS 721, Children's Hospital of Wisconsin, 9000 W Wisconsin Ave, Milwaukee, WI 53226, USA. rwells@chw.org

PURPOSE: To assess the safety and efficacy of urokinase and alteplase for intrapleural fibrinolysis in children with parapneumonic pleural fluid collections. MATERIALS AND METHODS: A retrospective review was performed of 71 children with parapneumonic pleural fluid accumulations who were treated with thoracostomy tube placement and intrapleural instillation of either urokinase or alteplase. The procedures were performed with urokinase between September 2, 1995, and March 27, 1998, and with alteplase between March 30, 1998, and January 2, 2002. The medical records and daily chest radiographs were reviewed by a pediatric radiologist to ascertain demographic information, signs and symptoms, laboratory results, thoracostomy tube output, treatment details, and radiographic pleural thickness and lung opacification. Multiple variables were compared for the alteplase and urokinase groups by using univariate and multivariate statistics. We defined primary treatment success as resolution of signs and symptoms at the time of discharge, without surgical intervention. RESULTS: Primary treatment success was 98% for alteplase and 100% for urokinase, with no major complications. Greater pleural fluid drainage occurred with alteplase than urokinase during the 1st (P =.001) and 2nd (P =.002) days of fibrinolytic therapy, and for the duration of thoracostomy drainage (P <.001). Multivariate models showed greater total drainage with alteplase (P <.001), greater patient age (P <.001), larger tube size (P =.002), and greater volume of drainage during the 24 hours prior to fibrinolysis (P <.001). CONCLUSION: Intrapleural fibrinolysis with urokinase or alteplase facilitates thoracostomy tube drainage of parapneumonic pleural fluid. With the dosing regimen used in this study, alteplase produces greater thoracostomy tube output than does urokinase. Copyright RSNA, 2003.

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Tumori. 2003 Jul-Aug;89(4 Suppl):233-6.
[The treatment of malignant pleural effusions: the experience of a multidisciplinary thoracic
endoscopy group]
[Article in Italian]
Bertolaccini L, Zamprogna C, D'Urso A, Massaglia F.
UOa Chirurgia Generale I, ASL 3, Ospedale Maria Vittoria, Torino.

More than half of neoplastic patients show in their clinical history the onset of pleural effusion. Malignant pleural effusion produces dyspnea, decreases respiratory function and quality of life in patients with advanced cancers. Optimal treatment is actually controversial. The aim of this study is to analyze the experience of malignant pleural effusion treatment of the Multidisciplinary Group of Thoracic Endoscopy. Patients are been subdivided in two group, depending on respiratory performance status and they are been submit to a Video-Assisted Thoracic Surgery (VATS) with talc pleurodesis and to positioning of a chronic indwelling pleural catheter. The treatment of malignant pleural effusion with the methods reported above allows, not only to achieve palliation of symptomatology, but also to achieve pleurodesis in patients with limited life-expectancy with good cost-beneficial ratio.

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Ann Thorac Surg. 2003 Jul;76(1):231-3.
Pleurovenous shunting in the treatment of nonmalignant pleural effusion.
Artemiou O, Marta GM, Klepetko W, Wolner E, Muller MR.
Department of Cardiothoracic Surgery, University of Vienna, Vienna, Austria. omeros.artemiou@univie.ac.at

BACKGROUND: The goals of treatment of chronic nonmalignant pleural effusion are relief of dyspnea and improved quality of life. Treatment options include needle thoracentesis, tube thoracostomy chemical pleurodesis, and pleurectomy. Pleurovenous shunting (PVS) represents an alternative, minimally invasive method. METHODS: Since 1999, 12 patients underwent pleurovenous shunting for right-sided pleural effusion in our center. Indications were hepatic hydrothorax (n = 6, one as bridging to liver transplantation), nephrotic syndrome (n = 4), and chylothorax (n = 2, one as bridging to lung transplantation). All patients received Denver shunt systems from the pleural cavity to either the subclavian or jugular vein. RESULTS: Shunt occlusion was observed in one case (chylothorax) 4 weeks after implantation. There was one early death, which was not related to the procedure (hepatic failure). No air embolism or infection was observed. All systems were patent throughout the observation period of 1 to 40 months (mean = 13.3 months), and none of the patients required further treatment for pleural effusion. CONCLUSION: Pleurovenous shunting offers an efficient, minimally invasive alternative to other surgical methods for treatment of recurrent nonmalignant pleural effusion.

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Radiology. 2003 Jul;228(1):241-5.
Pleural effusions in lung transplant recipients: image-guided small-bore catheter drainage.
Marom EM, Palmer SM, Erasmus JJ, Herndon JE, Zhang C, McAdams HP.
Department of Radiology, Duke University Medical Center, Durham, NC, USA. emarmom@di.mdacc.tmc.edu

PURPOSE: To assess the efficacy of treating pleural effusions in lung transplant recipients with small-bore catheter drainage. MATERIALS AND METHODS: Chest radiographs and computed tomographic (CT) scans obtained in 31 lung transplant recipients who had pleural effusions treated with catheter drainage were retrospectively reviewed. Duration of drainage and volume of fluid drained were recorded. Results were evaluated 1 and 3 months after chest tube removal. There was complete response (CR) when no pleural fluid remained, partial response (PR) when fluid remaining was less than the pretreatment level, and no response (NR) when fluid recurred to a level at or above the pretreatment level. Associations between cause of effusion (empyema, parapneumonic effusion, rejection, other), response (CR, PR, NR), and type of transplantation (unilateral, bilateral) were examined by using chi2 tests. RESULTS: Of 31 patients, 25 had bilateral effusions; eight of these 25 patients had small-bore catheters inserted bilaterally. Nine patients had multiple sequential catheter insertions. Duration of drainage ranged from 2 to 44 days (median, 6 days). Fluid output was 110-9,726 mL (median, 1,350 mL). One-month follow-up data were available for 31 of 39 treated pleural effusions: 11 (35%) had CR, 18 (58%) had PR, and two (6%) had NR (percentages do not add up to 100% due to rounding). Three-month follow-up data were available for 28 of 39 treated effusions: 22 (79%) had CR, five (18%) had PR, and one (4%) had NR (percentages do not add up to 100% due to rounding). One- and 3-month response rates, respectively, were not related to cause of effusion (P =.82 and.535) or type of transplantation (P =.568 and >.999). CONCLUSION: Small-bore catheter drainage of persistent pleural effusions in lung transplant recipients is usually successful, but drainage is often prolonged and may require multiple catheter placements.

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Curr Opin Pulm Med. 2003 Jul;9(4):282-90.
Ultrasound in the diagnosis and management of pleural disease.
Tsai TH, Yang PC.
Department of Internal Medicine, National Taiwan University Hospital, Taipei, Taiwan, ROC.

The authors summarize the current applications of chest ultrasonography in the diagnosis and management of various pleural diseases. Ultrasound has been proved to be valuable for the evaluation of a wide variety of chest diseases, particularly when the pleural cavity is involved. Chest ultrasound can supplement other imaging modalities of the chest and guides a variety of diagnostic and therapeutic procedures. Pleural effusion, pleural thickening, pleural tumors, tumor extension into the pleura and even the chest wall, pleuritis, and pneumothorax can be detected easily and accurately with chest ultrasound. Many ultrasound features and signs of these diseases have been well characterized and widely applied in clinical practice. Under real-time ultrasound guidance the success rates of invasive procedures on pleural diseases increase significantly whereas the risks are greatly reduced. The advantages of low-cost, bedside availability and no radiation exposure have made ultrasound an indispensable diagnostic tool in modern pulmonary medicine.

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Curr Opin Pulm Med. 2003 Jul;9(4):291-7.
Pleural effusions in the intensive care unit.
Azoulay E.
Service de Reanimation Medicale, Hopital Saint-Louis et Universite Paris, France. elie.azoulay@sls.ap-hop-paris.fr

The incidence of pleural effusions in the intensive care unit varies depending on the screening methods, from approximately 8% for physical examination to more than 60% for routine ultrasonography. Several factors contribute to the occurrence of pleural effusions in intensive care unit patients: large amounts of intravenous fluid are often administered, pneumonia is common, and heart failure, atelectasis, extravascular catheter migration, hypoalbuminemia, or liver disease are present in many intensive care unit patients. In surgical intensive care units, cardiac or abdominal surgery is often followed by pleural effusions, and in trauma patients, hemothorax is a dreaded event. Because no clinical parameter excludes pleural infection, and because of the impact of thoracentesis on diagnosis and treatment, this procedure should be performed unless contraindicated. Thoracentesis is safe in mechanically ventilated patients. The author discusses the following points regarding pleural effusions in the intensive care unit: screening intensive care unit patients for pleural effusion, safety of thoracentesis in patients receiving invasive mechanical ventilation, distinguishing exudates from transudates, and diagnosing and managing infected pleural effusions in critically ill patients. Lastly, the author suggests a research agenda for pleural effusions in intensive care unit patients.

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Med Clin (Barc). 2003 Jun 21;121(3):98-9.
[Treatment of empyema and complicated pleural effusion with intrapleural fibrinolysis]
[Article in Spanish]
Montero Ruiz E, Daguerre Talou M, Lopez Alvarez J, Hernandez Ahijado C.
Servicio de Medicina Interna. Hospital Universitario Principe de Asturias. Alcala de Henares. Madrid. Spain. emonteror@wanadoo.es

Background and objective: Intrapleural fibrinolysis (IPF) can avoid surgery in patients with loculated pleural effusions. Few clinical trials on IPF for the treatment of empyemas (PEM) and complicated pleural effusions (CPE) have been reported. We describe here our experience with IPF in the treatment of PEM/CPE patients.Patients and method: 81 patients with PEM/CPE were included. Urokinase, 100000 U, was instilled into the pleural cavity, three times a day. A mean of 12.9 doses of urokinase were administered.Results: The mean of days having a chest tube was 7.7 days and the mean hospital stay was 22.2 days. No radiological sequelae were observed or these were mild in 66 cases (81.5%). There were four deaths and three patients needed surgery.Conclusions: IPF is an efective and reliable method for the treatment of PEM/CPE.

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Chest. 2003 Jun;123(6):1895-8.
Rapid pleurodesis for malignant pleural effusions.
Spiegler PA, Hurewitz AN, Groth ML.
Winthrop University Hospital, Mineola, NY, USA. pspiegler@pulmonary.winthrop.org

STUDY OBJECTIVE: To determine the feasibility of rapid pleurodesis in patients with malignant pleural effusions in order to reduce hospital length of stay in patients with a limited life expectancy. DESIGN: Prospective case series. SETTING: Two university hospital programs. PATIENTS: Thirty-eight patients with symptomatic pleural effusions associated with malignancy. INTERVENTIONS: A 14F catheter was inserted percutaneously into the pleural space after radiographic confirmation of free fluid by lateral decubitus views. Following radiographic confirmation of complete fluid evacuation, a sclerosing agent (ie, talc slurry or bleomycin) was instilled into the pleural space. This was accomplished within 2 h of chest tube insertion, unless the tube was inserted in the evening or if the lung was trapped. After clamping the tube for 90 min, the pleural space was drained for 2 h, after which the chest tube was removed. The intervention was scored as "successful" if no radiographic evidence of fluid reaccumulation was noted at 4 weeks. A "partial successful" score indicated reaccumulation of fluid that did not produce symptoms and did not require repeat pleural drainage of any sort. All other outcomes were scored as "unsuccessful." Measurements and results: Forty chest tubes were inserted into 38 patients. Four procedures revealed the presence of a trapped lung and did not result in any attempt at pleurodesis. Five patients who received pleurodesis died in less than 1 month and therefore were not evaluable. Two patients had technical problems with the chest tube and were not evaluable. Of the remaining 29 procedures, drainage procedures with pleurodesis were performed in 27 patients, a complete response was seen in 14 patients (48%), a partial response was seen in 9 patients (31%), and 6 patients (21%) did not respond to pleurodesis. Chemical pleurodesis was completed as an outpatient procedure in only two patients. In one of these, the outcome was unsuccessful. In the remainder, insertion of the chest tube in the evening or additional medical problems necessitated hospital admission, but the entire procedure was completed within 24 h. CONCLUSIONS: Chemical pleurodesis can be accomplished with good results in < 24 h in the majority of patients with malignant pleural effusions.

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Am Surg. 2003 Mar;69(3):198-202; discussion 202.
Use of an indwelling pleural catheter compared with thorascopic talc pleurodesis in the management of malignant pleural effusions.
Ohm C, Park D, Vogen M, Bendick P, Welsh R, Pursel S, Chmielewski G.
Division of Thoracic Surgery and Department of Surgery, William Beaumont Hospital, Royal Oak, Michigan 48073, USA.

Therapy for recurrent malignant pleural effusion (MPE) is palliative. Video-assisted thoracic surgery with talc pleurodesis (VATS/TP) is limited to inpatients with completely expandable lung parenchyma. We evaluated the outcomes, safety, and efficacy of an indwelling pleural drainage catheter (PDC) system compared with VATS/TP. Forty-one consecutive patients with symptomatic MPE seen between September 2000 and April 2002 were studied. Patients able to fully re-expand their lungs were treated with VATS/TP; those who could not had PDC placement. Twenty-four (59%) were women. The mean age was 64 +/- 13 years. VATS/TP was performed in only seven patients (17%), and 34 patients had PDC placement. The length of stay (LOS) was 2.8 +/- 5.1 days in the 18 PDC patients who were initially seen as outpatients and 9.4 +/- 9.0 days in the inpatient population (P = 0.013). Short (< 2 days) LOS occurred in 19 (56%) PDC patients but in no VATS/TP patients (P = 0.007). Twenty-eight patients (68%) died during follow-up: three VATS/TP patients (43%) and 25 (74%) PDC patients (P = 0.112). We conclude that the PDC system is an efficacious treatment of patients with MPEs and trapped lungs. The LOS is short in patients initially evaluated as outpatients which contributes to the perception of increased quality of life.

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Radiol Med (Torino). 2003 Jan-Feb;105(1-2):12-6.
Intrapleural fibrinolysis in the management of empyemas and haemothoraces. Our experience.
[Article in English, Italian]
Basile A, Boullosa-Seoane E, Dominguez Viguera L, Certo A, Mundo E, Garcia-Medina J, Casal-Rivas M.
Istituto di Radiologia, Policlinico G. Martino, Universita degli Studi, Messina, Italy. antodoc@yahoo.com

PURPOSE: We evaluate our experience in the management of empyemas and haemothoraces by means of intracavitary trans-catheter instillation of urokinase (UK). MATERIAL AND METHODS: We reviewed 54 patients (44 men and 10 women) ranging in age from 12 to 86 years (average 56.3) admitted between May 1999 and April 2001 with loculated pleural effusions (45 empyemas and 9 haemothoraces) and treated by percutaneous drainage and intrapleural urokinase instillation. The criteria for withdrawal of the catheter were: ceased drainage or the drainage of <80-100 ml of clear liquid per day. RESULTS: The duration of the drainage ranged from 2 to 15 days (average: 5.9). Total remission of symptoms occurred in 40 patients (74.07%); 7 patients presented a slight reduction in lung function tests (12.96%); 4 patients required surgery (7.4%); 3 displayed persistent pleural loculated effusions (5.55%) and 1 developed a bronchopleural fistula (1.85%); 2 patients were lost to our review (3.7%). CONCLUSIONS: In our experience percutaneous drainage with intrapleural UK instillation is an effective approach to the management of loculated pleural effusions (empyemas and haemothoraces), able to obviate the need for other more invasive pulmonary interventions.

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Eur Respir J 2003 Mar;21(3):539-44
Immunological mechanisms in pleural disease.
Antony VB.
Indiana University School of Medicine, Pulmonary and Critical Care Medicine, RL Roudebush VA Medical Center, 1481 West 10th Street, Indianapolis, IN 46202, USA. vantony@iupui.edu

The pleural membrane consisting of pleural mesothelial cells and its underlying connective tissue layers play a critical role in immunological responses in both local and systemic diseases. The pleura, because of its intimate proximity to the lung, is positioned to respond to inflammatory changes in the lung parenchyma. Importantly, several systemic diseases have a predilection for expression on the pleural surface. Immunological responses in the pleura include the development of pleural permeability and pleural effusion formation as well as the development of pleural fibrosis and scarring. Under either circumstance, the normal functioning of the pleura is impaired and has multiple consequences leading to increased morbidity and even mortality for the patient. During infections in the pleural space, the pleural mesothelium responds by actively recruiting inflammatory phagocytic cells and allowing the movement of proteins from the vascular compartment into the pleural space. The release of chemokines by the pleural mesothelium allows for directed migration of phagocytic cells from the basilar surface of the pleura towards the apical surface. In malignant disease, the pleura may be the site of primary tumours such as mesothelioma and also the site for malignant metastatic deposits. Certain cancers such as cancers of the breast, ovary, lung, and stomach have a predilection for the pleural mesothelium. The process whereby malignant cells attach to the pleural mesothelium and develop autocrine mechanisms for survival in the pleural space are elucidated in this review. The pleura functions not only as a mechanical barrier, but also as an immunologically and metabolically responsive membrane that is involved in maintaining a dynamic homeostasis in the pleural space.

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Thorax 2003 Feb;58(2):149-51
Pigtail drainage in the treatment of tuberculous pleural effusions: a randomised study.
Lai YF, Chao TY, Wang YH, Lin AS.
Division of Pulmonary Medicine, Department of Internal Medicine, Chang Gung Memorial Hospital, Niao Sung Hsiang, Kaohsiung, Taiwan. young@adm.cgmh.org.tw

BACKGROUND: Tuberculous pleurisy can result in obvious clinical symptoms, pleural fibrosis, and pleural thickening. Some studies of tuberculous pleurisy have suggested that symptomatic improvement and minimisation of sequelae can be achieved by completely draining the effusion during treatment, although the results have not been conclusive. METHODS: Sixty one patients with tuberculous pleurisy were divided into two groups; 30 patients received pigtail drainage combined with antituberculosis (TB) drug treatment and 31 received only anti-TB drugs. Outcome measurements were assessed for a period of 24 weeks after treatment and included symptom scores and the incidence of residual pleural thickening (RPT). RESULTS: Although the duration of dyspnoea was significantly shortened by the use of pigtail drainage (median 4 days (IQR 4-5) v 8 days (IQR 7-16), p<0.001), a comparison of combined mean (SD) visual analogue scale (VAS) scores showed no significant difference between the groups after one week of treatment (57.1 (33.2) v 68.5 (44.7) or at any time during the follow up period. The incidence of RPT of more than 10 mm in the group treated with pigtail drainage and anti-TB drugs was 26% compared with 28% in the group receiving drug treatment only. The incidence of RPT levels of more than 2 mm in the two groups was 50% and 51%, respectively. No statistical difference between the two groups in terms of forced vital capacity was found at the end of treatment (median (IQR) 85.5% (69-94) of predicted v 88% (78-96) of predicted). CONCLUSION: The addition of pigtail drainage to an effective anti-TB regimen is not clinically relevant and does not reduce the level of RPT.

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Heart Lung 2003 Jan-Feb;32(1):59-64
Current management of bronchiectasis: Review and 3 case studies.
Silverman E, Ebright L, Kwiatkowski M, Cullina J.
Rehabilitation Institute of Chicago and Northwestern Memorial Hospital, Chicago.

Bronchiectasis is the abnormal, irreversible dilatation of diseased bronchi. Permanently dilated airways, usually in the medium-sized bronchi, are inflamed and often obstructed with thick, purulent secretions. Known causative factors include postinfection bronchial damage, postinhalation injury, hypersensitivity reactions, and congenital airway obstructive disorders. Typical symptoms include sputum overproduction, fever, pleurisy, dyspnea, and chronic cough. Diagnosis involves radiographic studies and pulmonary function testing. Treatment includes oral, aerosolized, or intravenous antibiotic therapy according to the severity of the exacerbation, and mucus clearance by means of bronchial hygiene assistive devices, chest physiotherapy, postural drainage, and high-frequency chest compression. We present a review of bronchiectasis and offer 3 case studies illustrating current management of different presentations, including use of aerosolized antibiotics for patients infected with Pseudomonas aeruginosa. Although an adjunctive program of pulmonary rehabilitation may be useful for patients with bronchiectasis, no confirming studies have been performed to date, and additional research in this area is warranted.

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Pediatr Crit Care Med 2003 Jan;4(1):39-43
Intrapleural instillation of fibrinolytic agents for treatment of pleural empyema.
Cochran JB, Tecklenburg FW, Turner RB.
Division of Pediatric Emergency/Critical Care, Medical University of South Carolina, Charleston, SC, USA.

OBJECTIVE: To describe the use of intrapleural instillation of fibrinolytic agents as adjunctive therapy for children with complicated pleural effusions and empyema. DESIGN: Retrospective chart review. SETTING: Tertiary care children's hospital in an academic medical center. PATIENTS: Nineteen consecutive patients (median age, 36 months; range, 9 months to 13 yrs) with complicated pleural effusion or empyema by clinical, radiographic, and laboratory criteria who failed to have adequate drainage of the fluid collection by tube thoracostomy. INTERVENTIONS: Patients who remained symptomatic with fever or respiratory distress and who had pleural fluid that could not be drained by tube thoracostomy were treated by intrapleural instillation of either urokinase (13 patients) or streptokinase (six patients) 8-72 hrs after chest tube insertion. MEASUREMENTS AND MAIN RESULTS: Fibrinolytic therapy increased the volume of chest tube drainage in 15 (79%) of 19 patients. Fourteen of the 19 patients were successfully managed without referral for surgical drainage. No significant adverse events or side effects were noted. CONCLUSION: Intrapleural instillation of fibrinolytic agents appears to be an effective and less invasive alternative to surgical drainage for children who have complicated pleural effusions or empyemas that do not drain adequately with tube thoracostomy alone.

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Ann Pharmacother 2003 Mar;37(3):376-9
Intrapleural alteplase in a patient with complicated pleural effusion.
Walker CA, Shirk MB, Tschampel MM, Visconti JA.
Charlotte A Walker PharmD BScPharm, Clinical Pharmacy Specialist, Chalmers P Wylie Veterans Affairs Outpatient Clinic, Columbus, OH.

OBJECTIVE: To report the intrapleural use of alteplase in a patient diagnosed with complicated pleural effusion (CPE). CASE SUMMARY: A 62-year-old white woman admitted with respiratory distress and hypotension developed a right-sided multi-loculated pleural effusion. Thoracentesis and chest tube drainage were not successful in resolving the effusion. In an attempt to increase the drainage of the pleural effusion, alteplase 16 mg was administered into the pleural cavity via the chest tube on 6 consecutive days. As a result, the volume drained from the patient's chest tube increased, there was improvement on the chest X-ray, and she did not require surgical intervention. DISCUSSION: While streptokinase and urokinase have been shown to be useful adjuncts to chest tube drainage in the treatment of complicated pleural effusion and empyema, there have been no reports on the use of intrapleural alteplase. This report demonstrates that intrapleural administration of alteplase is a useful adjunct to tube drainage in resolving CPE. CONCLUSIONS: This patient's CPE resolved when intrapleural alteplase was used as an adjunct to chest tube drainage and antibiotics. Controlled trials need to be conducted to investigate fully the efficacy, dosing, and safety of intrapleural alteplase in the treatment of patients with CPE and empyema.

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Chest 2003 Mar;123(3):822-7
A Randomized, Phase III, Double-Blind, Placebo-Controlled Trial of Intrapleural Instillation of Methylprednisolone Acetate in the Management of Malignant Pleural Effusion.
North SA, Au HJ, Halls SB, Tkachuk L, Mackey JR.
Department of Oncology, University of Alberta, Edmonton, AB, Canada.

STUDY OBJECTIVE:s: To determine if intrapleural administration of methylprednisolone acetate (MA) after therapeutic thoracentesis for symptomatic malignant pleural effusion improved time to repeat thoracentesis for symptom control, quality of life (QOL), and dyspnea. DESIGN: Double-blind, randomized, placebo-controlled trial. SETTING: A tertiary care cancer treatment center in Edmonton, AB, Canada. Patient selection: Patients with symptomatic pleural effusions secondary to disseminated malignancy requiring therapeutic thoracentesis for symptom control. INTERVENTIONS: Sixty-seven patients underwent ultrasound-guided therapeutic thoracentesis for management of symptomatic malignant pleural effusion. Patients were randomly and blindly assigned to either 160 mg (8 mL) of MA or 8 mL of saline solution instilled into the pleural space. Patients were followed up for 6 weeks to determine the time to repeat therapeutic thoracentesis. All patients completed the Functional Assessment of Cancer Therapy-General (FACT-G) QOL questionnaire and a dyspnea visual analog scale (VAS) at baseline and again 2 weeks later. Measurements and results: Thirty-three patients received MA, and 34 patients received placebo; baseline characteristics for the two groups were similar, apart from a slightly higher use of concurrent systemic therapy in the placebo group. At 6 weeks follow-up, 50% of MA-treated patients required repeat thoracentesis compared to 56% of placebo-treated patients (not significant [NS]). The mean of the individual FACT-G change scores (2 weeks - baseline) was similar in the two groups (NS). VAS scores improved for both groups over the 2-week period, but the mean change scores (2 weeks - baseline) were not statistically different. CONCLUSION: Despite previous case series describing benefit from intrapleural MA in malignant pleural effusion, this controlled study of intrapleural MA instillation did not delay reaccumulation of symptomatic pleural effusion compared to placebo, nor were differences in QOL or dyspnea observed.

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Chirurg 2003 Feb;74(2):99-107
[Thoracic drainage. What is evidence-based?]
[Article in German]
Gambazzi F, Schirren J.
Klinik fur Thoraxchirurgie,Dr.-Horst-Schmidt-Kliniken,Wiesbaden.

Pleural drainage becomes a vital measure to restore physiological conditions in cases of loss of pleural negative pressure, regardless its etiology.Therefore, it is not surprising that hardly any evidence-based publications on this topic are available.For the treatment of pleural empyema,the history of pleural drainage goes back to antiquity.Nowadays, quite a number of synonymously used terms are wrongly employed instead of the correct terms of thoracic or pleural drainage. Indications for placing a pleural drainage are: pneumothorax, pleural effusion, pleural empyema,hemothorax and chylothorax.As a standard method, it is recommended that the pleural drainage be placed in the fifth or sixth intercostal space in the anterior axillary line. It is not advisable to use a closed insertion with the help of a trocar due to the significantly increased risk of injury.The insertion of a pleural drainage when correctly placed is a safe procedure; rare typical complications involve the wrong placement of the drainage, hemorrhage or infection like pleural empyema.The complication rate, however, does not exceed 3%.

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Chest 2003 Feb;123(2):432-5
Effect of intrapleural streptokinase administration on antistreptokinase antibody level in patients with loculated pleural effusions.
Laisaar T, Pullerits T.
Department of Thoracic and Cardiovascular Surgery, Tartu University, Estonia. tanel.laisaar@kliinikum.ee

BACKGROUND: Streptokinase is widely used IV for the treatment of myocardial infarction and intrapleurally for the treatment of loculated pleural effusions. IV administration of streptokinase is known to cause the production of antistreptokinase antibodies. OBJECTIVE: The aim of this study was to evaluate whether the intrapleural administration of streptokinase results in a similar elevation of the serum antistreptokinase antibody level. METHODS: During 1 year, venous blood samples were taken from 16 consecutive patients (10 men and 6 women; age range, 22 to 60 years) requiring intrapleural streptokinase administration (250,000 IU once a day, for 2 to 6 days). Blood samples were taken before treatment, on day 5, and day 14. Antistreptokinase antibodies were measured using enzyme-linked immunosorbent assay (ELISA) and were expressed in arbitrary ELISA units. Four patients with myocardial infarction treated with IV streptokinase (1,500,000 IU) were included as control subjects for the method. RESULTS: Before treatment, the median antistreptokinase antibody level in patients with loculated pleural effusions was 729 ELISA units (range, 196 to 13,529 ELISA units) and increased to 9,240 ELISA units (range, 1,456 to 77,389 ELISA units) by day 14 (p < 0.0001). In the control group, the median pretreatment level was 119 ELISA units, and by day 14 it had increased to 20,495 ELISA units. Four patients who developed an elevated body temperature after intrapleural administration of streptokinase had a significantly higher pretreatment antistreptokinase antibody level compared to other patients. CONCLUSIONS: The intrapleural administration of streptokinase results in the elevation of the serum antistreptokinase antibody level, which is similar to the case with IV administration. An increased pretreatment antistreptokinase antibody level does not influence the result of intrapleural fibrinolysis but can cause an elevation of body temperature after the administration of streptokinase.

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Chest 2003 Jan;123(1):209-16
Interferons and their application in the diseases of the lung.
Antoniou KM, Ferdoutsis E, Bouros D.
Interstitial Lung Disease Unit, Department of Pneumonology, Medical School University of Crete, Crete, Greece.

Interferons (IFNs) are a family of cytokine mediators that are critically involved in alerting the cellular immune system to viral infections of host cells. There are three major classes of IFNs, as follows: IFN-alpha; IFN-beta; and IFN-gamma. IFNs are being investigated and applied in various respiratory disorders, including interstitial lung diseases, lung cancer, malignant mesothelioma, malignant pleural effusions, and respiratory infections. Recent promising preliminary results concerning patients with idiopathic pulmonary fibrosis who have been treated with IFN-gamma1b should prompt the performance of further confirmatory well-designed multicenter trials. IFN-gamma is emerging as an important cytokine for use in the treatment of patients with infectious diseases, including multidrug-resistant pulmonary TB. A better understanding of IFN biology, indications, side effect profiles, and toxicity management will aid in optimizing its use in the treatment of patients. The purpose of this article is, therefore, to review the current clinical use of IFNs in the treatment of patients with respiratory diseases.

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Paediatr Respir Rev 2002 Dec;3(4):349-55
Pleural fluids associated with chest infection.
Quadri A, Thomson AH.
Department of Paediatrics, John Radcliffe Hospital, Headley Way, Headington, Oxford OX3 9DU, UK.

Pleural effusions are commonly associated with pneumonias and a small number of these progress to empyema. An understanding of the physiology and pathophysiology of pleural fluid aids the clinician in the management of empyema. There remains much debate about the optimal treatment of empyema in children. Early recognition of the condition is important since delayed therapy may result in unnecessary morbidity. Conventional management with high dose parenteral antibiotics and chest tube drainage remains the mainstay of therapy. However, this treatment modality may fail if the pleural fluid becomes viscous and loculated and, therefore, a more aggressive approach is required. Intrapleural fibrinolytic therapy has been shown to decrease the length of hospital stay and may reduce the need for surgical intervention. The prognosis in children with parapneumonic empyema is excellent with the vast majority retaining normal lung function at long term follow-up.

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Int J Cardiol 2002 Oct;85(2-3):297-299]
Prolonged pleural effusion following Fontan operation: effective pleurodesis with talc slurry.
Kiziltepe U, Eyileten ZB, Uysalel A, Akalin H.
Department of Cardiovascular Surgery, Cardiac Center, Ankara University School of Medicine, Ankara, Turkey. uk9316@hotmail.com

Prolonged pleural effusions following a Fontan operation are a difficult problem. Although fenestrations and embolizations of systemic-pulmonary artery collaterals were suggested to treat and to decrease the risk of this complication, talc slurry pleurodesis may successfully augment and accelerate the beneficial effects of those techniques against the resistant effusions.

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Probl Tuberk 2002;(11):28-31
[Surgical policy in tuberculous pleurisy]
[Article in Russian]
Motus IIa, Gaponiuk PF, Krasnoborova SIu, Savel'ev AV, Sokolov VIu.

Two hundred and eighty seven cases of tuberculous pleurisy are analyzed. According to the pleural contents, four phases of development of this disease are identified. These include: 1) free pleurisy; 2) partially encysted pleurisy; 3) encysted pleurisy, and 4) adhesive pleurisy. An algorithm of use of draining procedures and surgical interventions depending on the phase of pleurisy is proposed. Among other things, indications for thoracoscopy that was performed in 66 patients with tuberculous pleurisy for its therapy were stated. Thoracoscopy is ineffective in adhesive pleurisy, in the presence of a rigid residual cavity in particular, and thus preference should be given to thoracotomy with pleurectomy and decortication of the lung. This operation was made in 39 cases. Timely use of draining procedures and surgical interventions make it possible to achieve recovery from tuberculous pleurisy over shorter periods of time and with minimal residual changes.

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Can Respir J 2002 Sep-Oct;9(5):335-7
Fibrothorax and severe lung restriction secondary to lupus pleuritis and its successful treatment
by pleurectomy.

Sharma S, Smith R, Al-Hameed F.
Section of Respirology, University of Manitoba, Winnipeg, Canada. ssharma@sbgh.mb.ca

Pleural disease is a common pulmonary manifestation of systemic lupus erythematosus (SLE) that usually responds to corticosteroids and other immunosuppressive agents. In the present report, a new approach, pleural decortication, was used in a patient with medically refractory chronic pleuritis secondary to severe SLE. A 26-year-old woman with known SLE developed progressive dyspnea and pleuritic chest pain over several months. The other systemic manifestations of her lupus were controlled with cyclophosphamide and prednisone. A computed tomography scan revealed a persistent, small, loculated right pleural effusion; pleural thickening; and atelectasis of the right middle and lower lobes. Pulmonary function tests showed a severe restrictive defect. The patient was disabled by her severe dyspnea despite maximal medical therapy, and, therefore, surgery was considered. A right thoracotomy revealed entrapment of the right lung by dense visceral pleura. Decortication was performed. On pathology, pleuritis with vascular pleural adhesions was found. No lupus pneumonitis was noted. Postoperatively, a significant clinical improvement in dyspnea was evident within several weeks. On a 6 min walk test, the patient achieved 384 m with a Borg dyspnea scale rating of 2 compared with 220 m and a Borg dyspnea scale rating of 4 preoperatively. Her forced vital capacity improved from 24% predicted to 47% predicted, and her total lung capacity improved from 35% predicted to 54% predicted. Medical therapy of systemic lupus erythematosus has been proven to be effective in controlling pleuritis in most cases. However, in the event of refractory pleuritis or pleural thickening, decortication may be a viable alternative.

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Mol Pharmacol 2002 May;61(5):997-1007
The cyclopentenone prostaglandin 15-deoxy-Delta(12,14)-prostaglandin J(2) attenuates the development of acute and chronic inflammation.
Cuzzocrea S, Wayman NS, Mazzon E, Dugo L, Di Paola R, Serraino I, Britti D, Chatterjee PK, Caputi AP, Thiemermann C.
Institute of Pharmacology, School of Medicine, University of Messina, Messina, Italy. salvator@unime.it

Peroxisome proliferator-activated receptors (PPARs) are members of the nuclear hormone receptor superfamily of ligand-activated transcription factors that are related to retinoid, steroid, and thyroid hormone receptors. The PPAR-gamma receptor subtype seems to play a pivotal role in the regulation of cellular proliferation and inflammation. Recent evidence also suggests that the cyclopentenone prostaglandin (PG) 15-deoxyDelta(12,14)-PGJ(2) (15d-PGJ(2)), which is a metabolite of prostaglandin D(2), functions as an endogenous ligand for PPAR-gamma. We postulated that 15d-PGJ(2) would attenuate inflammation. In the present study, we have investigated the effects of 15d-PGJ(2) of acute and chronic inflammation (carrageenan-induced pleurisy and collagen-induced arthritis, respectively) in animal models. We report for the first time, to our knowledge, that 15d-PGJ(2) (given at 10, 30, or 100 microg/kg i.p. in the pleurisy model or at 30 microg/kg i.p every 48 h in the arthritis model) exerts potent anti-inflammatory effects (e.g., inhibition of pleural exudate formation, mononuclear cell infiltration, delayed development of clinical indicators, and histological injury) in vivo. Furthermore, 15d-PGJ(2) reduced the increase in the staining (immunohistochemistry) for nitrotyrosine and poly (ADP-ribose) polymerase and the expression of inducible nitric-oxide synthase and cyclooxygenase-2 in the lungs of carrageenan-treated mice and in the joints from collagen-treated mice. Thus, 15d-PGJ(2) reduces the development of acute and chronic inflammation. Therefore, the cyclopentenone prostaglandin 15d-PGJ(2) may be useful in the therapy of acute and chronic inflammation.

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Probl Tuberk 2001;(9):34-6
[Videothoracoscopy in diagnosing and treating exudative pleuritis]
[Article in Russian]
Ots ON, Samokhin AIa, Strel'tsov VP, Solov'eva IP, Sokolova VS, Belostotskii AV, Perel'man MI.

Telethoracoscopy (TT) was performed in 76 patients with exudative pleurisy of unclear etiology. A correct diagnosis was made in all (100%) cases. Tuberculosis was detected in 41 (54%) patients. In this group of patients, the results were analyzed by taking into account the duration of disease, the nature of an operation, and morphological findings. In tuberculous pleurisy, TT may be conducted at any time; however, it is most effective when an acute period subsides and an exudate begins forming. At this time (2-3 months after the onset of the disease), surgery is not diagnostic, but also remedial as sanitation of the pleural cavity with partial pleurectomy.

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Zhonghua Jie He He Hu Xi Za Zhi 2002 Oct;25(10):595-7
A study on the use of mycobacterium vaccine in the treatment of tuberculous pleurisy.
Zhou X, Lan J, Zhang T.
Department of Respiration, Second Affiliated Hospital, Chongqing University of Medical Sciences, Chongqing 400010, China.

OBJECTIVE: To study the effects of immunotherapy with mycobacterium vaccine in patients with tuberculous pleurisy. METHODS: The time for effusion resolution and lymphocyte counts in the effusions were observed in patients with tuberculous pleurisy who received anti-tuberculous therapy and thoracentesis (group A) or anti-tuberculous therapy and thoracentesis plus intramuscularly administered polysaccharide nucleic acid fraction of Bacillus Calmette Guerin (PSN-BCG,) (group S). In situ end-labeling technique of fragment DNA was used to detect the apoptosis of lymphocytes in the effusions. RESULTS: The average resolution times in group A and group S were 21.2 days and 28.7 days respectively (P < 0.01). The lymphocyte counts in the two groups after 1 week, 2 week, and 3 week therapy were 1.6 x 10(9)/L (A) and 2.1 x 10(9)/L (S) (P < 0.01), 0.83 x 10(9)/L and 1.52 x 10(9)/L (P < 0.01), 0.55 x 10(9)/L and 1.16 x 10(9)/L (P < 0.01) respectively. The average apoptotic half-time was 94 h (A) and 124 h (S) (P < 0.01), 84 h and 123 h (P < 0.01), 79 h and 120 h (P < 0.01) respectively. CONCLUSIONS: Mycobacterium vaccine was found to prolong lymphocyte activation, inhibit lymphocyte apoptosis, and delay the resolution of pleural effusions. It was found not helpful as an adjunct therapy for tuberculous pleurisy.


 
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