Background: The aim of the present study was to analyse the short‐term results of treatment of internal iliac artery aneurysms (IIAA). Methods: In a prospective single‐centre cohort study all patients with IIAA (symptomatic or maximal diameter≥ 30 mm) were evaluated for endovascular repair, which included coil embolization of the run‐off vessels and coverage of the orifice of the IIAA with a stent graft. Open repair was performed with aneurysm excision or aneurysmorrhaphy. Outcome criteria were technical and clinical success and …