Hepatic Artery Aneurysm: A Rare Presentation as Painless Obstructive Jaundice

(a) Coronal oblique reformatted CT image and (b) volume rendered 3D CT image demonstrating fusifrom aneurysmal dilatation of the Common Hepatic Artery (arrow), a large Right Hepatic Artery Aneurysm (double asterisk) with a complex multiloculated aneurysm sac (single asterisk). Figure 1 (c) demonstrating common hepatic duct obstruction (arrow) and (d) Compression of the main portal vein (arrow).

(a) Early phase of selective coeliac trunk angiogram demonstrating the large Right HAA (double asterisk) with early filling of the complex sac (single asterisk) arising from the aneurysmal Right Hepatic Artery. Accessory left hepatic artery supplied by the Left Gastric Artery (arrow head). (b) Late phase of selective coeliac trunk angiogram demonstrating the full extent of the complex aneurysm sac.

Intra-operative findings at laparotomy. a – complex hepatic artery aneurysm involving right hepatic artery, b – liver, c – gall bladder. Sling control of common hepatic artery (red), splenic artery (yellow) and gastroduodenal artery (blue). (For interpretation of the references to colour in this figure legend, the reader is referred to the web version of this article.)