64-year-old male with abdominal pain and ampullary lesion seen on outside CT. ABDOMEN:LIVER, BILIARY TRACT: No focal hepatic lesions. Gallbladder surgically absent. No biliary ductal dilation (see below).SPLEEN: No significant abnormality noted.PANCREAS: No focal pancreatic lesions. Previously seen mild dilation of the common bile duct and pancreatic duct appears resolved with the common bile duct measuring up to 5 mm, previously 7 mm, and the pancreatic duct measuring up to 4 mm, previously 8 mm. No ampullary mass is evident. No choledocholithiasis. The findings may be related to benign stricture at the level of the ampulla.ADRENAL GLANDS: No significant abnormality noted.KIDNEYS, URETERS: No significant abnormality noted.RETROPERITONEUM, LYMPH NODES: No significant abnormality noted.BOWEL, MESENTERY: No significant abnormality noted.BONES, SOFT TISSUES: No significant abnormality noted.OTHER: No significant abnormality noted.
Interval decreased caliber of the common bile duct and pancreatic duct. No ampullary mass is evident. The findings may be related to benign stricture at the level of the ampulla.