Successful resection of ruptured abdominal aortic aneurysm into the inferior vena cava, in the presence of a horseshoe kidney. Case report and review of the literature.

The case of an abdominal aortic aneurysm rupture into the inferior vena cava, in the presence of a horseshoe kidney, with a successful operative outcome, is presented. The critical status due to severe venous hypertension and associated kidney fusion, is particularly emphasized from the point of view of anomalous renal vascular supply and respective major technical problems encountered. Importance of preliminary operative planning and imperative need for inferior vena cava control are particularly stressed with various patterns of anomalous kidney fusion discussed.