肾动脉狭窄(renal artery stenosis,RAS)是继发性高血压最常见的原因,约占全部高血压患者的5%[1]。肾动脉狭窄可以引起肾血管性高血压和慢性缺血性肾病(chronic ischemic renaldisease,CIRD),两者是造成终末期肾病的重要原因。近年来随着医疗水平的提高和介入技术的不断普及,部 Renal artery stenosis (RAS) is the most common cause of secondary hypertension, accounting for about 5% of all hypertensive patients [1]. Renal artery stenosis can cause renal vascular hypertension and chronic ischemic renal disease (CIRD), both of which are important causes of end-stage renal disease. In recent years, with the improvement of medical treatment and the continuous popularization of interventional technology, ministry