The causes of ankle edema include trauma, cardiogenic edema, nephrogenic edema, hypoproteinemia, etc. The treatments are mainly medication and physical therapy. 1. Trauma: such as ankle sprains, soft tissue contusion, etc., caused by ankle edema, can be localized topical Yunnan Baiyao, etc., serious pain can be oral diclofenac sodium and other non-steroidal anti-inflammatory analgesic drugs, at the same time can be combined with acupuncture, massage and other treatments. 2. cardiogenic edema: such as pulmonary heart disease, due to peripheral blood reflux difficulties, caused by ankle edema, can be applied to diuretics for treatment such as furosemide, spironolactone, etc., in order to remove the symptoms of ankle edema. 3. Nephrogenic edema: such as pyelonephritis, glomerulonephritis, rest should be paid attention to and antibiotics should be used if necessary. Besides the above reasons, diseases such as hypoproteinemia can also cause ankle edema. If the above symptoms occur, it is recommended to go to the hospital, complete the relevant examinations, identify the cause of the disease, make a comprehensive judgment, and then carry out regular treatment under the guidance of the doctor. The above drugs should be applied under the guidance of a doctor, avoid self-medication.