In addition to the blood vessels of the heart and intracranium, vascular surgery treats arterial, venous, and lymphatic lesions throughout the body. 1, arterial diseases: acute arterial embolism, acute arterial thrombosis, lower extremity atherosclerotic occlusive disease, carotid artery stenosis and occlusion, carotid body tumors, carotid aneurysm, thoracoabdominal aortic aneurysm, thoracoabdominal aortic dissection aneurysm, abdominal aortic aneurysm, polyarteritis major, aphthous stenosis, renal artery stenosis, visceral artery aneurysm, visceral arterial stenosis, Reynaud’s syndrome and so on. 2, venous diseases: varicose veins of the lower extremities, Primary deep vein valve insufficiency of the lower limbs, deep vein thrombosis sequelae, acute deep vein thrombosis, Buga syndrome, inferior vena cava obstruction syndrome, portal hypertension, etc.; 3, arteriovenous diseases: vaso-occlusive vasculitis, thoracic outlet syndrome, congenital vascular diseases; 4, congenital arteriovenous fistulae: congenital vascular malformations, congenital venous malformations of the limbs – cutaneous hemangioma – bone Soft Tissue Hypertrophy Syndrome (KTS), congenital deep vein aplasia of the lower limbs, congenital deep vein valvular insufficiency of the lower limbs, hemangiomas, etc.; 5, vascular injuries: arterial injuries, venous injuries, pseudoaneurysms, traumatic aneurysms, etc. 6.Lymphatic vessel lesions: capillary lymphangitis, lymphedema, etc.