Fig. 4From: Locally advanced gallbladder cancer treated with effective chemotherapy and subsequent curative resection: a case reportIntraductal ultrasonography revealed localized wall thickening in the extra-pancreatic ducts starting at the branch of the left and right hepatic ducts. Biopsy of bile duct mucosa found no malignant cells in the branch of the left and right hepatic ducts, the left hepatic duct, or the intrapancreatic ducts.Back to article page