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Updated: Aug 31, 2025

Heterotopic Auxiliary Rat Liver Transplantation With Flow-regulated Portal Vein Arterialization in Acute Hepatic Failure
Published on: September 13, 2014
Acute liver failure in ruptured sinus of Valsalva aneurysm
Yaqeen Abduallah1,2, Safaa Azzouz1,2, Kelita Singh3
1Department of Medicine, Royal Victoria Hospital, McGill University Health Centre, Montréal, Québec, Canada.
Abstract:
A sinus of Valsalva aneurysm (SOVA) is a rare cardiac defect in which the aortic root area between the aortic annulus and the sinotubular junction is dilated. We present a case of acute liver failure (ALF) in a 21-year-old man secondary to ruptured SOVA inducing severe ischemic hepatitis. The patient presented clinically with classical ALF. The liver ultrasound reported hepatomegaly with pulsatile portal flow and dilated hepatic veins. A transthoracic echocardiogram revealed focal aneurysmal dilatation of the aortic root with flow across the aneurysm toward the right atrium and elevated right chambers pressures. The surgical repair of the non-coronary SOVA was successful, and post-operatively, liver transaminases improved, and ALF resolved. Given that ruptured SOVA can be surgically repaired, hepatologists should be aware of this diagnosis in a young patient with ALF.
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