الفهرس 
Introduction and Aim of the workOnly 14 pages are availabe for public view
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Abstract
Tuberculosis is an important cause of pleural effusion, so the goal of this study is to reach to the most sensitive, specific and Hlpid method (s) to diagnose tuherculous pleural effusion. This study comprised 36 patients with pleural effusion. The patients were classified as follow: Twenty-six cases were diagnosed as having tuberculous effusion. Their diagnosis was based either on the isolation of M. Tuberculosis in pleural fluid or biopsy and/or the detection of granuloma with areas of caseous necrosis in histopathological examination of pleural biopsy samples. Ten patients did not have tuherculosis. They had malignancy (7patients), systemic lupus erythematous (2 patients) and para pneumonic (I patient). All patients were subjected to • Thorough History taking , complete clinical & radiological examination, Routine laboratory investigation (complete hlood picture, E.S.R., random blood sugar and liver &kideny function) . Tuberculin skin test. Serum sample to detect immunoglobulin & interferon Gamma. Thoracocentesis • pleural hiopsy