This document discusses the diagnosis and management of renovascular disease. It begins by outlining the approach to suspected renovascular disease, including initial screening with duplex ultrasonography. If duplex ultrasonography is positive for renal artery stenosis, further imaging such as CTA or MRA is recommended to confirm before considering treatment such as angioplasty and stenting. The document then discusses the incidence and risk factors for renovascular disease, as well as investigative screening studies and various imaging modalities used in diagnosis such as contrast arteriography, CTA, MRA and duplex ultrasonography.