In daily life, a large part of people do not know enough about the symptoms of varicose veins in the lower limbs, so they often cannot get effective treatment at the first time when the disease occurs. The following is a detailed explanation of the hazards of varicose veins in the lower limbs, hoping to attract people’s attention to varicose veins in the lower limbs. Hazard 1, edema combined with eczema Because of the reflux of veins, patients often have edema of the affected limbs which is light in the morning and heavy in the evening, thus feeling soreness and numbness. When the edema is aggravated, it will cause eczema. The skin of the affected limb is itchy and it appears as vesicles and ulcers. Due to insufficient blood supply to the tissues, the ulcerated tissues become thin and the skin becomes black and hard until necrosis. Danger 3, vein damage The weakness of the vein wall, high venous pressure, long-term insufficient blood supply will cause muscle and fat tissue atrophy, so that the varicose tissue protrudes under the skin, easy to cause ulcers, damage to the vein wall. Danger 4, venous thrombosis The varicose superficial veins are easy to form thrombosis, which is painful and affects walking. If the treatment is not timely, it will spread upward or to the deep veins, causing deep vein thrombosis and increasing the risk of pulmonary embolism, which is life-threatening. Hazard 5, amputation varicose veins if ulcers occur, the formation of old rotten legs, and then suffer from other diseases, serious will eventually face amputation. Hazard 6, bleeding The area through which the varicose vein passes, the skin is long-term malnutrition, very fragile, once the varicose vein ruptures, it is easy to cause haemorrhage.