The scope of diseases treated by vascular surgery includes: atherosclerosis, carotid artery stenosis, subclavian artery stenosis, vertebral artery stenosis, abdominal aortic aneurysm, thoracic aortic aneurysm, aortic coarctation, renal artery stenosis, lower extremity atherosclerotic occlusion, diabetic foot, thrombo-occlusive vasculitis, lower extremity varicose veins, lower extremity deep vein thrombosis and pulmonary embolism, renal failure hemodialysis access stenosis, aortitis, Buga syndrome Angiomas and vascular malformations need to be seen in vascular surgery to get timely and standardized treatment to solve the disease and avoid greater damage. Diseases are often manifested through symptoms. If the following symptoms exist, you must go to the vascular surgery clinic to avoid misdiagnosis or omission: lower limb pain, intermittent claudication, limb swelling, limb numbness, limb chills, no pulse or weak pulse, dizziness or stroke, varicose veins, pulsating masses, skin color changes, long-lasting ulcers on limbs, limb gangrene, etc.