Figure 11b. Caroli disease in a 7-year-old girl with jaundice and intermittent right upper quadrant pain. (a) Transverse sonogram demonstrates coarse liver texture with dilatation of the intrahepatic bile ducts with a cystlike projection from the left intrahepatic duct (arrow). (b) Sagittal sonogram of the porta hepatis shows a dilated common bile duct (calipers) and cystlike projection (arrow) arising from the common hepatic duct (arrowheads). (c) Intraoperative cholangiogram shows dilated common hepatic and common bile ducts with a cyst (arrow) arising from the common hepatic duct (arrowheads).