Lateral instep pain after healing of external ankle fracture may be caused by the fracture has not fully recovered, or may be due to postoperative rehabilitation caused by edema compression, treatment mainly includes physical therapy and medication and so on. 1. The fracture has not fully recovered: the external ankle fracture needs to be rested for about 6~8 weeks after the operation, during the recovery period, the patient may have pain in the affected limb due to the trauma itself, surgery and other reasons, and it may still be in the recovery period of the fracture, and the damaged ligaments and other soft tissues have not fully recovered yet. Patients can take oral ibuprofen, indomethacin and other painkillers as appropriate to relieve the symptoms. 2. Caused by postoperative rehabilitation: after removing the plaster, patients can go down to the ground for rehabilitation training under the protection of support or crutches. During the process, edema of the affected limb will occur, which may also lead to pain. Firstly, it is recommended that the patient should elevate the affected limb to accelerate the venous return; secondly, heat therapy, massage and red light therapy can be chosen to accelerate the blood circulation of the soft tissues around the outer ankle. If the symptoms of lateral instep pain are not relieved after the healing of ankle fracture or accompanied by other symptoms, the patient should go to the hospital in time to get a clear explanation of the cause of the pain and then give targeted treatment. The above medications should be used under the guidance of a doctor, avoid self-medication.