A swollen foot after 2 months may be caused by arthritis, ligament damage, bone fracture and other reasons, according to the cause of the disease under the guidance of the doctor through medication, surgical treatment and other ways to relieve the symptoms. 1. Arthritis: a swollen foot after 2 months may be the result of traumatic arthritic lesions. Can be treated with medication, commonly used aspirin for anti-inflammatory pain, need to be under the guidance of a doctor to use the drug, allergic to the product is prohibited for patients. 2. ligament injury: ligament injury due to violence and trauma caused by connecting the ligaments between the two bones more than its ability to tolerate, so the foot is still swollen 2 months may be around the ankle ligament injury, mild injury, can be given to the pain, ice and other symptomatic treatment, moderate and severe need for surgical repair of ligaments. 3. Fracture: it refers to the interruption of integrity or loss of continuity of bone caused by external force, generally it can be treated with brace and plaster fixation, while serious cases need incision and reduction internal fixation. If there is a symptom that the foot is still swollen after 2 months of being broken, and the symptom continues to be unrelieved, you need to seek medical treatment in time.