The symptoms after tibial cartilage injury include: 1. pain is obvious, the damage to the surrounding small nerves, the formation of inflammatory lesions, stimulation of the surrounding nerves, there will be obvious pain, 2. joint swelling, which is due to cartilage injury, blood circulation is damaged, some small blood vessels rupture, leakage of blood, inflammatory lesions will have inflammatory metabolites exuded, causing joint effusion, swelling. 3. in standing When standing, the pain will be significantly strengthened, because when standing, the location of the cartilage injury is squeezed, there will be obvious pain. 4, inflexible knee joint activities, after the injury and then activities, there will be obvious pain, and will stimulate the surrounding muscles, resulting in muscle tension, there is inflexible knee joint activities. These are the symptoms of tibial cartilage injury.