Adenomas involving the extrahepatic biliary tree are rare but have an aggressive clinical course
Biliary adenomas that are usually found in surgically removed gallbladders are rare, but can also occur in the extrahepatic biliary tree.We present a case series of extrahepatic bile duct adenomas at our institution, along with a review of the literature.All three patients with extrahepatic biliary adenomas (two in the common bile ducts, one in the