Most ligament injury sequelae do not last a lifetime. Ligament injury is divided into mild, moderate and severe, mild, moderate ligament injury through timely treatment, generally will not appear sequelae. If the patient ligament injury is severe, through surgery for timely repair, most can be cured, a few patients may remain a lifetime of sequelae. 1, mild ligament injury: mild ligament injury, may be a few ligament fiber tears, generally will not appear sequelae. Patients usually pay attention to rest, reduce activity, let the joint get rest, can take painkillers for pain; 2, moderate ligament injury: moderate ligament injury will appear most of the ligament fibers rupture, generally have small blood vessels rupture bleeding, accompanied by local pain, swelling, activity disorders, pressure pain, generally can be conservative treatment, local temporary braking, and then with blood circulation drugs for treatment, through 1-2 months of Treatment, usually can be recovered without leaving sequelae; 3, severe ligament injury: severe ligament injury is usually a complete rupture of the ligament fibers, patients can experience severe pain, accompanied by limited activity, joint stability decreased. The key to treatment is the repair of damaged ligaments, requiring surgery to repair and rebuild the adjacent tendons, fascia and other tissues, most patients have a good prognosis, but some patients may have lifelong sequelae, including joint instability, joint loosening and even traumatic arthritis. Early diagnosis and management of ligament injuries are needed because they can affect joint stability and motion after the injury. Patients with severe ligament injuries need rehabilitation in addition to conventional treatment, which can reduce the occurrence of sequelae.