Fracture of the ankle leads to small cystic changes, mostly manifested as talus cystic changes, suggesting talus necrosis, and different methods are chosen according to the degree of necrosis. Talus necrosis, with cystic changes, X-ray suggests that there is no obvious talus collapse, the structure of the ankle cavity is intact and has not been damaged, it is recommended that the patient to avoid strenuous exercise, including strenuous running, jumping and other actions, reduce the time of walking, to avoid weight-bearing for too long to avoid the collapse of the talus. Under the guidance of the doctor, follow the doctor’s instructions to take oral etoricoxib tablets to reduce inflammation and relieve pain, and Xiaojin Pills to promote blood circulation. Acupuncture and physiotherapy to promote local blood circulation to improve symptoms. Regular MRI and X-ray examination should be performed to observe the cystic changes, and if there is collapse and necrosis, early surgical treatment is recommended to restore the normal structure of the ankle joint.