Autotransplantation or In Situ Surgical Treatment of Complex Renal Artery Aneurysm: Surgical Technique and Outcomes.

Background And Objective: Renal artery aneurysm (RAA) is a rare condition. Our study investigates the effectiveness and outcomes of surgical treatments for complex RAA, comparing the in situ (IS) and ex vivo autotransplantation (AT) methods.

Methods: We conducted a retrospective study from June 2015 to March 2023, including all consecutive patients treated surgically for complex RAA in our center.