Fluid thrill test is a test for ascites (free fluid in the abdominal cavity).
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Fluid thrill is present in the presence of fluid in the peritoneal cavity whether it is encysted or free,
fluid thrill may be found in.
-Ascites
-Ovarian cyst.
-Hydramnios
-Rarefy in large hydronephrosis.
-Obesity (false positive)