There is no such thing as the best clinical treatment for posterior horn meniscus injuries. The treatments for posterior meniscus horn injury include conservative treatment, drug treatment and surgical treatment. 1. Conservative treatment: Posterior meniscus horn injury requires braking and rest. Physical therapy and hot compresses are also available. The damaged meniscus can be restored through conservative treatment. 2. Medication: Topical medication such as Yunnan Baiyao cream can be used to activate blood circulation, eliminate blood stasis, reduce swelling and relieve pain. It is suitable for patients with mild injuries. Oral non-steroidal anti-inflammatory drugs such as celecoxib can be taken to relieve pain and inflammation. 3. Surgery: Surgery is mainly minimally invasive arthroscopic surgery, including total meniscectomy, partial meniscectomy, meniscus suture repair and so on, depending on the degree of injury, different surgical methods can be adopted. If the posterior horn of meniscus injury occurs, it is recommended to go to the hospital in time for early and regular treatment.