Endoscopic Ultrasound as a Diagnostic Tool in a Case of Obscure Hemobilia

Monica A Konerman1, Zishu Zhang2, Cyrus Piraka1

  • 1Division of Gastroenterology, University of Michigan Hospital, Ann Arbor, Michigan.

ACG Case Reports Journal
|December 24, 2016
PubMed

Hemobilia represents an uncommon cause of gastrointestinal bleeding that can present both diagnostic and therapeutic challenges. The evaluation of hemobilia typically involves cross-sectional imaging and endoscopic retrograde cholangiopancreatography (ERCP). There is limited data regarding the diagnostic utility of endoscopic ultrasound (EUS) in the evaluation of hemobilia. We present a case of a hepatic artery pseudoaneurysm as the etiology of hemobilia that was detected via EUS only. We conclude that EUS can serve as an important diagnostic tool in the evaluation of obscure hemobilia, especially in cases where imaging, ERCP, and percutaneous transhepatic cholangiography have been unsuccessful or inconclusive.

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