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Pleural Biopsy

By

Rebecca Dezube

, MD, MHS, Johns Hopkins University

Last full review/revision May 2021| Content last modified May 2021
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The yield of closed pleural biopsy is about twice as high for tuberculosis than it is for pleural cancers. Improved laboratory techniques, newer diagnostic tests for pleural fluid (eg, adenosine deaminase levels, interferon-gamma, polymerase chain reaction studies for suspected tuberculosis), and more widespread availability of thoracoscopy have made pleural biopsy less necessary and therefore uncommonly done.

Percutaneous pleural biopsy should be done only by a pulmonologist or surgeon trained in the procedure and should be done only in patients who are cooperative and have no coagulation abnormalities. Technique is essentially the same as that for thoracentesis How To Do Thoracentesis Thoracentesis is needle aspiration of fluid from a pleural effusion. It may be done for diagnosis and/or therapy. Diagnostic thoracentesis Indicated for almost all patients who have pleural... read more How To Do Thoracentesis and can be done at the bedside; no specific additional patient preparation is necessary. At least 3 specimens obtained from one skin location, with 3, 6, and 9 o’clock positioning of the needle-cutting chamber, are needed for histology and culture.

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