the procedure was chosen primarily to avoid a diseased or scarred aorta in 41 , to allow a staged approach to bilateral renal artery stenoses or multiple vascular lesions in 17 , as a `` '' lesser operation '' '' for five poor-risk patients , for complex problems including trauma , mycotic aneurysm , aortic dissection , thoracoabdominal aneurysm , and renal artery aneurysm in five , and as the procedure of choice in 11 patients .
C0543467
operatio
C0184661
procedu