Usually, diabetic patients with lower extremity vascular occlusion should first identify the cause of the disease, and then target the cause of treatment. We can consider actively treating the primary disease, drug therapy, and interventional therapy if necessary. The main cause of diabetic lower limb vascular occlusion is diabetes complications caused by atherosclerosis, usually poor glycemic control, the first cause of vascular stenosis, further aggravation will cause lower limb vascular occlusion. Lower extremity vascular occlusion can consider the use of aspirin to improve blood circulation in the lower extremities, to a certain extent, can alleviate the lower extremity vascular occlusion. You can also consider lower extremity vascular intervention stenting, through the stent expansion of occluded arteries to improve blood supply. Diabetic patients with lower limb occlusion, it is recommended to consult the endocrinology department, under the guidance of the doctor for treatment.