Vascular burst up is generally divided into two cases: First, the blood vessels outside the lower extremities burst up, mostly normal physiological phenomenon. The appearance of blood vessels burst up, mostly seen in the following three categories of people: 1, weight loss in the rapid loss of people; 2, the elderly; 3, often engaged in physical labor and physical exercise people. As these three types of people rapidly reduce subcutaneous fat, skin thinning, so that the blood vessels support tissue becomes less, the blood vessels will be mildly dilated, coupled with the thinning of the skin will make the blood vessels revealed obviously, the situation of blood vessels burst up. But this situation itself is the body’s normal adaptation process, and does not require further examination and treatment. Second, the lower limbs appear blood vessel bursting up, if the blood vessels appear tortuous and earthworm-like changes, this situation is the performance of varicose veins in the lower limbs, the need for further examination in vascular surgery, including lower limb venous ultrasound to determine the function of the valve, so as to diagnose the disease and according to the results of the examination stage, and can choose conservative or surgical treatment according to the stage.