[Benign tumors as the cause of extrahepatic occlusion syndrome. Report on a neuroma of the bile ducts].

This is a report of a 29-year-old patient with an extrahepatic occlusion syndrome caused by a neuroma in the common hepatic duct. The diagnosis of an extrahepatic tumor of the bile duct, confirmed by surgery and successfully treated, was made by an endoscopic retrograde cholangiography. Histological examination revealed the rare finding of a neuroma.