Varicose veins of the lower extremities usually refer to the state of tortuous or dilated superficial veins of the lower extremities due to factors such as prolonged standing, prolonged sitting, and higher intensity of physical activity. The common symptom performance and treatment of varicose veins of lower extremities include the following: I. Symptom performance: varicose veins of lower extremities are often manifested as varicose veins of saphenous veins of lower extremities, or accompanied by varicose veins of small saphenous veins, both lower extremities may develop successively, the veins of lower extremities may appear tortuous and dilated, accompanied by heaviness, weakness and soreness of lower extremities. If the patient’s condition persists, it may lead to swelling of the foot and ankle or skin nutrition and oxygen supply disorders, such as local skin pigmentation, eczema, dermatitis, ulcers, etc., which is often referred to as old rotten leg. Second, the treatment mode: 1, general treatment: patients can use medical elastic bandage or wear elastic stockings to promote venous reflux, regularly elevate the affected limb, avoid prolonged sitting or standing posture to avoid aggravation of the disease; 2, sclerotherapy injection treatment: patients can be treated by sclerotherapy injection and compression therapy, the use of sclerotherapy local injection, and the use of gauze roll compression, injection at the near side Choose to wear elastic stockings or wrap elastic bandages to deal with varicose veins. Patients can perform autonomous activities, but should avoid leakage of sclerosing agent to avoid local inflammation or thrombosis; 3. Surgical treatment: if conservative treatment is ineffective or the condition is serious, surgical treatment should be chosen, and high ligation of saphenous vein or small saphenous vein as well as varicose vein stripping should be performed according to the patient’s condition; 4. Other treatments: for example, radiofrequency ablation and laser closure surgery, which can be combined with the application of sclerosing agent injection treatment. Patients should pay attention to regular work and rest in daily life, and avoid overworking and prolonged standing and sitting. If local reactions such as inflammation or infection occur, they should actively go to the hospital for treatment to avoid delaying the disease.