Ankle fracture for 15 years did not recover well, according to the different causes of treatment are different, common causes are malunion of fracture, traumatic arthritis, etc., need to be under the guidance of the doctor for targeted treatment, such as drug treatment, surgical treatment and so on. 1. Fracture deformity healing: If the fracture is not fixed or displaced due to external force after fixation, resulting in poor alignment of the fracture end, deformity healing, affecting the normal function of the joint, joint pain, activity is affected and other symptoms, surgical treatment can be taken to separate the fracture end to be refixed. 2. Traumatic arthritis: after the fracture of the ankle joint foreign body retention, cartilage damage and other reasons, caused by traumatic arthritis, can appear ankle joint pain, stiffness and other symptoms, you can take oral non-steroidal anti-inflammatory drugs anti-inflammatory pain, such as ibuprofen, or surgical clean-up joints and so on. Ankle fracture for 15 years did not recover well, it is recommended to consult a doctor in time to clarify the cause of the disease, targeted treatment.