The authors report a case of bilateral obstruction of ureters due to aorto-iliac aneurysm causing renal insufficiency Surgery was performed entailing vascular replacement and ureter liberation; immediate clinical and radiologic evolution was good. A review of literature on the subject is included in the paper.The authors stress the importance of a correct nephro- urologic evaluation prior to surgery, in systematic surgery of abdominal aorta and in particular, of aneurysms.Arterial replacement with ureter liberation is considered elective treatment.

Los autores reportan un caso de obstrucción ureteral bilateral por aneurisma aorto-ilíaco con insuficiencia renal, tratado quirúrgícamente con reemplazo vascular y liberación ureteral, con buena evolución inmediata clínfo.a y radiológica. Estudian los casos presentados en la literatura hasta el presente. Destacan la importancia de la correcta valoración nefro-urológica preoperatoria e,n la cirugía reglada de la aorta abdominal y en especial del aneurisma. Consideran como tratamieno de elección el reemplazo arterial oon liberación ureteral.