Causes of lower limb ankle edema

Lower limb ankle edema may be caused by kidney disease, such as chronic nephritis, kidney stones, glomerulonephritis, etc., there may be long-term standing, venous reflux blocked caused, do not rule out the possibility of varicose veins; should go to a regular hospital for treatment, if diagnosed as chronic nephritis, can take antihypertensive, diuretic drug treatment.