Conclusion the Color Doppler ultrasound as a non-invasive checking method has the important clinical value for dialysis patients to monitor the vascular access of artificial arteriovenous fistula.

• 结论彩色多普勒超声作为一种无创性的检查方法，对于透析患者人工动静脉内瘘血管通路的监测具有重要的临床应用价值。