Biliary obstruction secondary to hepatic artery aneurysm: cholangiographic appearance and diagnostic considerations.

摘要: Abstract We present 2 patients with biliary compression by hepatic artery aneurysms and, for the first time, a cholangiographic demonstration of this rare cause extrahepatic obstruction. The clinical features and modalities available their diagnosis are reviewed. appearance smooth, gradual tapering tree, although nonspecific, is not typical more commonly encountered bile duct carcinoma should alert investigator to possibility uncommon diagnosis. Angiography must still be considered procedure choice but unlikely performed without necessary index suspicion, either on or radiologic grounds.