Objective: To study the reliability and necessity of spiral computed tomography angiography (SCTA) for non-invasive examination of patients with atherosclerotic renal artery stenosis (ARAS).

• 摘要目的：探讨无创性检查螺旋CT血管成像(SCTA)对动脉粥样硬化性肾动脉狭窄(ARAS)的必要性和可靠性。