Conclusion:Renal artery spasm in patients with nephrolithiasis was recognized and was ralated to the severity of hydronephrosis and lcocation of the stone.

• 2、肾结石患者肾动脉痉挛程度与肾积水程度呈正比；3、肾结石患者肾动脉痉挛与结石部位有关。