Fig. 4From: A case of intraductal papillary neoplasm of the bile duct that developed 38 years after choledochoduodenostomy with invasive adenocarcinoma and lymph node metastasisPreoperative endoscopic retrograde cholangiogram (ERC). ERC showed a filling defect in the left bile duct (yellow arrow) and dilation of the left intrahepatic bile ductBack to article page