Varicose vein surgery is rarely life threatening, but anesthesia accidents can occur during anesthesia. Varicose vein surgery is mainly a vein ligation surgery. Before the surgery, it is often necessary to conduct a detailed physical examination, and accordingly do some auxiliary tests to make clear whether there are contraindications to the surgery, and if necessary, need to do imaging to ensure that the renal veins are clear, and in most cases, the operating room is safe and does not pose a danger to life. However, any kind of surgery has certain risks. Varicose vein surgery often requires anesthesia, and there is a possibility of anesthesia accidents during the anesthesia process, but the incidence of anesthesia accidents for varicose vein surgery is relatively low. Varicose vein surgery must be treated in time in a regular hospital, and a detailed examination should be done before the surgery to exclude the contraindications of the surgery.