Medicine Kidney ac826c6d Most common cause of renal artery stenosis above 50 years of age is? A Atherosclerosis B FMD C Takayasu arteritis D RCC High-Yield Explanation Ans. (a) AtherosclerosisRef: Harrison 17/e, chapter 280, CMDT 2009, chapter 22, Brenner and rector's the kidney, 8/e, chapter 43