Immunoglobulin G4-related sclerosing cholangitis without pancreatic involvement.

tography (MRCP) demonstrated that the biliary stricture did not spread to the root of the left medial branch ( fig. 2 ). Right hepatic lobectomy, caudate lobectomy and resection of the extrahepatic bile duct with D2 lymph node dissection were performed. A resected specimen showed an irregular but smooth surface of hepatic hilar mucosa and A 62-year-old man with a past history of retroperitoneal fibrosis was admitted with obstructive jaundice. CT demonstrated dilated intrahepatic bile ducts and a nonswollen pancreas. Endoscopic retrograde cholangiography (ERC) disclosed an irregular stricture of the hepatic hilar bile ducts ( fig. 1 ). Magnetic resonance cholangiopancreaPublished online: March 5, 2009