68 year-old male with a history of cholestasis and TPN. LIVER: The liver parenchyma is mildly coarsened. It is normal in size, measuring 19 cm in craniocaudal dimension. No intrahepatic biliary ductal dilatation or focal hepatic lesion is evident. There is normal hepatopetal portal venous blood flow at 20 cm/sec.BILIARY TRACT: The gallbladder is distended and contains sludge and small gallstones. There is no wall thickening, pericholecystic fluid or focal tenderness. The common bile duct is normal in caliber at the pancreatic head, measuring 4 mm.PANCREAS: The visualized portions of the pancreatic head and body are normal.SPLEEN: The spleen measures 10.6 cm in length without a discrete lesion.RIGHT KIDNEY: The right kidney measures 12.6 cm in length without hydronephrosis or shadowing calculus. There is a lobulated multiseptated lower pole cystic lesion measuring 2.9 x 2.2 x 3.3 cm, as seen on the prior CT, likely a minimally complex cyst. OTHER: The patient is status post left nephrectomy.
Dilated gallbladder with cholelithiasis and biliary sludge without specific findings of acute cholecystitis.