Discoid meniscus injury can not be operated according to the patient’s degree of injury, generally speaking, the meniscus injury is light to take conservative treatment, when the injury is more serious it is recommended to take surgical treatment. Discoid meniscus refers to the abnormal development of the meniscus of the knee joint, resulting in the meniscus in the shape of a disc, in the knee joint activities prone to injury, the typical symptoms of pain, swelling, limited activities and other symptoms, some patients have knee popping. For the disc-shaped meniscus damage is relatively mild, the patient does not have obvious pain, interlocking and other symptoms, conservative treatment is generally adopted, including knee braking and rest, plaster or brace fixation, early cold compresses, and when the pain is more serious, pain relievers such as ibuprofen and celecoxib can be taken. For more serious injury, when patients have symptoms such as jamming and interlocking, surgery is recommended. Therefore, for patients with discoid meniscus injury, it is recommended to consult the hospital in time, complete the relevant examination, clarify the degree of injury, and then take further treatment measures. The above drugs should be used under the guidance of a doctor, avoid self-medication.