Ankle fracture is divided into two categories of symptoms are not exactly the same, closed ankle fracture and open ankle fracture. Common symptoms are as follows: 1, there is a clear trauma through the ankle and foot swelling, fracture will appear after the fracture of the local skin ecchymosis. 2, pain, ankle fracture occurs after severe pain dare not move, activity pain aggravated, local pressure pain, dare not move the neck of the foot. 3, there can be no deformity and bone friction, bone sassafras. The fracture site is relatively stable without obvious displacement, so it is different from general displacement fracture.4. Functional limitation, the ankle joint and foot activities will be limited, especially foot inversion and eversion movements will be limited obviously. Open ankle fracture is characterized by broken skin at the fracture site, exposed fracture site, loss of skin and soft tissue protection of the bone, as well as the characteristics of closed fracture as mentioned above.