Renal artery aneurysm: improved renal function after coil embolization.

Purpose: To describe a case of improved renal function and renovascular hypertension after percutaneous treatment of a renal artery aneurysm.

Case Report: A 72-year-old hypertensive woman with a hilar saccular aneurysm of the right renal artery underwent percutaneous coil embolization under local anesthesia. Four individual, soft, detachable platinum embolization coils were successfully inserted in the aneurysm with incomplete aneurysm exclusion.