Different treatment methods can be taken clinically according to the different causes of local redness and swelling after scraping. A. If the redness and swelling is caused by local skin and subcutaneous soft tissue injury. In this case, the patient’s injury is more superficial, by local ice to reduce tissue exudation. 24 hours later, golden yellow ointment topical, oral swelling and pain patients can more quickly promote the local redness and absorption. Secondly, if the patient suffers from muscle and joint injury, at the same time, the muscle is accompanied by continuous bleeding and causes obvious redness and swelling of local tissues. If the ultrasound examination reveals that there is still continuous active bleeding, it is suggested that the patient should perform intermuscular hematoma debridement and drainage as soon as possible and apply local pressure bandage, which can effectively control the bleeding and promote the absorption of the redness and swelling as soon as possible.