Specific causes of pleural effusions 1. Tuberculosis: effusion from either primary or reactivation disease 2. CHF: altered profile with diuresis 3. Cirrhosis: leakage through diaphragmatic defects 4. Pulmonary embolism: any profile possible 5. Drugs: bromocriptine (pleural effusions, thickening, pulmonary infiltrates 6)Kaposi s sarcoma (serosanguinous) in AIDS 7) Cryptococcosis 8) Cystic Fibrosis 9) Cor Pulmonale Pleural effusions in lung insterstitial diseases Pleural effusions may result from coexisting conditions that result from the underlying CTD( connective tissue disordere) , such as pneumonia, congestive heart failure, and uremia. Both interstitial lung disease and pleural effusions have also been reported to result from therapy with disease-modifying antirheumatic drugs, such as methotrexate Other causes include : Transudate cardiac failure with mitral incompentence resulting in pulmonary hypertension renal failure hypoproteinaemia over-transfusion fibroma of ovary Exudate pneumonia tuberculosis carcinoma of bronchus subphrenic abscess, pancreatitis pulmonary embolus Haemorrhage trauma infarction carcinoma of bronchus Chyle thoracic duct obstruction (malignancy) filariasis lymphomatosis surgery trauma CSF ! From a ventricular-pleural shunt
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