Objective: To study the clinical value of 3D contrast-enhanced moving-bed MRA in the diagnosis of lower extremity artery diseases and to explore the advantages of moving-bed technique.

Objective To evaluate the diagnostic value of 64-detector helical CT angiography for follow-up the artery of lower extremity after artificial vascular graft.

Conclusion Application of 4-slice spiral CT angiography with sectile intelligence tracking technology can clear display Artery of lower extremity three-dimensiona dissection,its has the better vaule of clinical application.

Acute arterial embolism in the lower limbs:Diagnosis and treatment of 93 cases;

Operative therapy of acute limb artery embolism;