Authors: Robert J Briard Joon Lee Timothy Doyle Phil Thompson
Publish Date: 2009/02/17
Volume: 32, Issue: 5, Pages: 1111-1113
Abstract
The splenic artery is the most common site of visceral artery aneurysm formation Splenic artery pseudoaneurysm is a wellrecognized complication of acute pancreatitis True splenic artery aneurysms SAAs are usually asymptomatic and discovered incidentally Risk factors include splenomegaly and portal hypertension presumably due to changes in portal and splenic artery resistance 1 although the mechanism is poorly understood The most significant complication is rupture which occurs in 3–10 of cases and carries high mortality ratesEndovascular techniques have gradually replaced open repair as the treatment of choice for SAAs The mainstay of endovascular treatment has for many years been coil embolization which may have implications for splenic perfusion Exclusion of SAAs with stentgrafts has more recently become an alternative option and balloonexpandable devices have usually been used for this purpose 2 However the usual tortuosity of the splenic
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