Biliary ductal dilatation seen on recent CT. Patient is asymptomatic. History of treated anal cancer. ABDOMEN:LIVER, BILIARY TRACT: The liver is normal in morphology and size. There is diffuse fatty infiltration. It demonstrates normal enhancement without a focal lesion.The patient is status post cholecystectomy. The common bile duct is dilated up to 1.2 cm. It tapers smoothly to the level of the ampulla without a focal lesion or obstructing stone.SPLEEN: The spleen is normal in size morphology and signal intensity without a focal lesion.PANCREAS: The pancreas is normal in morphology and signal intensity. The main pancreatic duct is normal in caliber. Bifid configuration of the main pancreatic suggestion of dominant duct of Santorini drainage, a normal variant. ADRENAL GLANDS: No significant abnormality noted.KIDNEYS, URETERS: Small bilateral cysts. No hydroureteronephrosis or suspicious lesion.RETROPERITONEUM, LYMPH NODES: No enlarged retroperitoneal lymphadenopathy.BOWEL, MESENTERY: No significant abnormality noted. Small hiatal hernia.BONES, SOFT TISSUES: Mild degenerative endplate changes.OTHER: No significant abnormality noted.
Common bile duct dilatation up to 1.2 cm may be partly due to postcholecystectomy state as there is no obstructing stone or discrete lesion. Correlate with LFTs.