Osteochondritis dissecans treatment has general treatment, physical therapy, drug treatment, surgical treatment. 1.General treatment: pay attention to rest and avoid strenuous exercise when the pain is obvious in the acute stage. Avoid trauma. 2. Physical therapy: local hot compresses or elastic bandages, ultrasonic physiotherapy or laser therapy can be used to reduce inflammation and analgesia. 3. Medications: non-steroidal anti-inflammatory drugs, such as nimesulide dispersible tablets or ibuprofen. Long-term use may cause gastric ulcer or gastric bleeding. If there is localized infection, broad-spectrum antibiotics should be used. 4. Infectious periostitis: surgery is needed to remove the local inflammatory necrotic tissue drainage. Related patients are recommended to consult a doctor in time to clarify the cause of the disease and targeted treatment and therapy.