For the judgment of soft tissue contusion, it can be analyzed comprehensively through the history of trauma, clinical symptoms and signs, and imaging examination. Soft tissue contusion refers to the role of external forces, resulting in human skin, subcutaneous fascia, muscles, ligaments, peripheral nerves and blood vessels and other soft tissue injury. Symptoms and signs of trauma, pain and discomfort at the site of injury, accompanied by localized swelling, may be localized skin bruising, local hematoma or abrasion bleeding, may be accompanied by dysfunction at the site of injury. The history of trauma can be clarified through detailed inquiry about the injury. The site of injury can be determined by clinical symptoms and signs. Improve the CT, X-ray or ultrasound examination of the injured area to clarify whether there is any damage to bones and internal organs. After combining the history of trauma, clinical symptoms and signs, and discharging the fracture or internal organ injury, the diagnosis of soft tissue contusion can be made. The diagnosis of soft tissue contusion should be made under the guidance of professional doctors, and it is recommended to seek timely medical treatment and standardized treatment.