Slight degeneration of the posterior horn of the meniscus of the knee joint is often seen in manual labor, advanced age, obesity and other people, generally no obvious symptoms, belonging to the degenerative lesions, if there are no symptoms, may not be treated, pay attention to observation. Meniscus is located in the joint space of the knee joint, mainly composed of fibrous cartilage, with lubrication, cushioning, protection of the knee joint and other functions. In the case of manual labor, advanced age, obesity and other people, because the load on the knee joint is relatively large, it can cause excessive wear and tear of the knee joint, and thus meniscus degeneration occurs. Meniscus posterior horn mild degeneration generally no obvious symptoms, can be temporarily without treatment, should pay attention to the protection, a few can appear knee pain, popping and ringing and other symptoms, you can oral non-steroidal anti-inflammatory drugs, such as diclofenac sodium extended-release tablets for pain. After the examination found that the posterior horn of the meniscus is slightly degenerated, it is recommended to consult a doctor in time, under the guidance of the doctor, do not blindly use drugs.