The recovery methods of postoperative hematoma vary according to the amount and location of bleeding, including heat therapy and medication, puncture and drainage, and secondary surgery to stop bleeding. 1. If the hematoma is superficial and small, and if the bleeding can be stopped by itself, it is usually treated conservatively. First, local pressure, cold compresses to promote hemostasis; then hot compresses, microwave, infrared, etc. to promote absorption; can be combined with Yunnan Baiyao to promote blood circulation, eliminate internal bruising and antibiotics, such as cefixime, to prevent infection. Generally, it can be self-absorbed in 1~2 weeks. 2. If compression is not effective in stopping bleeding, or if the location is deep, or if the hematoma may not be absorbed well, puncture and suction or incision and drainage are needed, and attention should be paid to aseptic operation to avoid secondary infection. 3. Postoperative hematoma in thoracic-abdominal cavity and intracranial cavity generally cannot be compressed; it needs fasting, gastrointestinal decompression and application of hemostatic drugs; dynamic monitoring of blood pressure, heart rate, blood counts, drainage device and other indexes, and CT or ultrasound for close observation. Can not stop by itself, progressive enlargement of more need to timely secondary surgery to stop bleeding. Any postoperative hematoma needs to be treated in time, and if you find that the hematoma continues to increase in size or is accompanied by other symptoms, you must notify your physician immediately.