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Pleurodesis for malignant pleural effusions.

P Shaw1, R Agarwal

  • 1Department of Clinical Oncology, Velindre Hospital, Whitchurch, Cardiff, Wales, UK, CF4 7XL.

The Cochrane Database of Systematic Reviews
|February 20, 2004
PubMed
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Talc pleurodesis and thoracoscopic pleurodesis are effective strategies for managing malignant pleural effusion, preventing recurrence without increasing mortality. These methods improve quality of life for cancer patients by reducing symptoms and hospitalizations.

Area of Science:

  • Pulmonology
  • Oncology
  • Medical Procedures

Background:

  • Malignant pleural effusion affects approximately 50% of metastatic cancer patients, significantly reducing quality of life due to symptoms like dyspnea and cough.
  • Pleurodesis aims to prevent effusion recurrence, alleviate symptoms, and avoid repeated hospitalizations for thoracentesis.

Purpose of the Study:

  • To determine the optimal pleurodesis technique for malignant pleural effusion.
  • To confirm the necessity of sclerosants in pleurodesis.
  • To identify the most effective sclerosant for pleurodesis.

Main Methods:

  • A systematic review and meta-analysis of randomized controlled trials (RCTs) was conducted.
  • Searches included Cochrane Central Register of Controlled Trials, MEDLINE, and EMBASE.

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  • Data on effusion recurrence, mortality, and adverse events were extracted and analyzed.

    • Main Results:

    • Sclerosants (mitozantrone, talc, tetracycline) significantly increased pleurodesis efficacy compared to control (RR 1.20).
    • Talc was the most efficacious sclerosant (RR 1.34 vs. bleomycin, tetracycline, mustine, or tube drainage).
    • Thoracoscopic pleurodesis was more effective than medical pleurodesis (RR 1.19) and bedside instillation (RR 1.68).

    Conclusions:

    • Chemical sclerosants are necessary for effective pleurodesis.
    • Talc is the preferred sclerosant due to its efficacy.
    • Thoracoscopic pleurodesis is the recommended technique for improved outcomes.