Post-operative raised scars are usually not normal, mostly related to scar proliferation or infection, it is recommended to take good care of scars after surgery. Scar bulging is related to the proliferation of fibroblasts, scars tend to protrude outward, hard texture, mostly accompanied by itching, pain, if in the joints are also prone to affect the normal function. Raised scars are often seen in keloid people, or the wound tension is big, there are infections and other conditions. If the wound is not properly cleaned after surgery, it is easy to harbor bacteria and lead to raised scars. It is recommended to pay attention to the wound cleaning under the guidance of the doctor after the operation and avoid spicy diet. If the postoperative wound is infected, it should be disinfected in time. In order to prevent the phenomenon of raised scars, it should be considered to use silicone gel and other dressings externally and pressurized under the advice of the doctor in time to inhibit scar proliferation.