First, the wound may appear red and swollen, with symptoms of fever, pain, and in severe cases, pus discharge. Second, nodules may appear in the affected area, showing progressive enlargement, containing pus, and may trigger systemic symptoms such as fever and headache. Third, localized bulging and pus plugs, which produce significant pain and contain pus, and edema in the tissues surrounding the wound. Fourth, some wounds may develop blisters that are painful to the touch, and the lymph nodes near the wound may become enlarged and painful. Fifth, severe redness and swelling in the center of the wound may cause impaired blood circulation, leading to necrosis of some tissues. Sixth, severe cases may cause systemic symptoms, such as fever, chills, difficulty in breathing, loss of appetite and other symptoms. Sterilization should be carried out when wound infection occurs, and abscesses that are serious need to be incised and drained with antibiotic treatment, and pain relief drugs can be used for severe pain. In the wound recovery period, we should pay attention to rest, prohibit spicy, stimulating food, timely supplementation of nutrition, do not touch the wound to avoid causing secondary infection, to keep the wound dry.