Reason: concern for cholecystitis on CT scan History: epigastric abdominal pain BILIARY TRACT: The gallbladder is mildly distended and contains layering sludge. No shadowing gallstones are identified. No gallbladder wall thickening or pericholecystic fluid. The sonographic Murphy's sign is negative. No intrahepatic or extrahepatic biliary ductal dilatation is present. The common bile duct measures 3 mm in diameter.
Sludge in a mildly distended gallbladder without specific sonographic evidence of acute cholecystitis. If there is persistent clinical concern for acute cholecystitis, nuclear medicine HIDA scan may be considered as clinically warranted.