Fig. 4From: Hepatopancreatoduodenectomy for local recurrence of cholangiocarcinoma after excision of a type IV-A congenital choledochal cyst: a case reportCholangiography. The cystic dilation of the left hepatic duct (LHD), right anterior hepatic duct, and right hepatic duct are shown. There are intrahepatic calculi in the right posterior hepatic duct (a black arrow)Back to article page