Figure 23. Polypoid mass in the distal common bile duct. Axial US scan through the pancreatic head shows a nodule with frondlike surface excrescences in the distal common bile duct (arrow). PV = portal vein.
Figure 23. Polypoid mass in the distal common bile duct. Axial US scan through the pancreatic head shows a nodule with frondlike surface excrescences in the distal common bile duct (arrow). PV = portal vein.