Varicose veins are tortuous and dilated veins, which mainly appear as blood vessels protruding from the surface of the skin, and most often occur in the lower limbs, and also in the scrotum and spermatic cord, and the esophageal veins in the stomach. Varicose veins are caused by stagnation of blood and weakness of the walls of the veins, which are mainly manifested as blood vessels protruding from the surface of the skin. Varicose veins in the lower limbs appear as greenish-purple vein bulges visible to the naked eye and may be accompanied by a feeling of heaviness, soreness and discomfort. Skin trophic changes such as eczema, dermatitis, and hyperpigmentation may also occur. Varicose veins of the fundus of the stomach and esophagus may not cause significant discomfort in mild cases, but may rupture and bleed in severe cases, manifesting as vomiting of blood. Varicose veins of the spermatic cord are characterized by an increase in the size of the scrotum on the affected side, accompanied by vague pain and a feeling of swelling. Suffering from varicose veins, it is recommended to seek medical treatment in time and standardize treatment under the guidance of professional doctors to avoid delaying the condition.