Abstract
=50ml). Ultrasound performs better than CT in localizing asceitic fluid in relation to peritoneal spaces becauses it allows instant visualization in different planes. Ultrasound is also less hazardous in relation to CT. it involves minial patient‟s preparation and additionally is the least expensive of available imaging tests It can also be performed in very sick non ambulatory patients at beside. Diagnosis often requires fine needle percutaneous aspiration associated with cytopathological study. US guided fine needle aspiration is a simple and easy, cost effevtive and a useful procedure for obtaining ascitic fluid samples. Aetiophysiological Classification of Ascites A. Ascites not associated with peritoneal disease 1. Portal hypertension : A. Cirrhosis B. Hepatic congestion - C. C. F - Constrictive pericarditis - IVC obstruction - Hepatic vein obstruction (Budd-Chiari syndrome) C. Portal vein occlusion
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