The symptoms of soft tissue injury include: 1, local symptoms: mainly pain, accompanied by swelling; 2, acute phase symptoms: the appearance of open wounds, with bleeding and swelling and other manifestations; if closed wounds, there can be bruising, bruising, swelling and other symptoms, the patient shows muscle pain, ligament strains, joint movement is limited; 3, late symptoms: muscle and fascia adhesions; 4, indirect violence can cause muscle or ligament lacerations; 5, contusions can cause subcutaneous muscle and tendon injuries.