1. One of the postoperative complications and precautions for hepatocellular carcinoma: bleeding at the puncture site Absolute bed rest for 24 hours after surgery. Compress the puncture site for at least 6 hours. Carefully observe whether there is bleeding and hematoma formation at the puncture site, if there is, press the puncture site up to 0.5 cm and tell the doctor and nurse in time. Xiao Jinchang, Department of Interventional Medicine, Affiliated Hospital of Xuzhou Medical College 2. Postoperative complications and precautions for hepatocellular carcinoma No.2: abdominal pain It is due to the ischemia and necrosis of hepatocellular carcinoma caused by the embolic agent, embolizing the blood supply artery of hepatocellular carcinoma. It is more obvious during surgery and 3-5 days after surgery, and will be relieved after a week. Patients should relax and eliminate their worries. Observe the location, nature and degree of pain becoming better, and inform the doctor in time if it is unbearable. 3. Postoperative complications and precautions of hepatocellular carcinoma No. 3: Fever A common symptom after interventional therapy, mostly due to self-reactive fever caused by ischemia and necrosis after the tumor is embolized, which mostly appears at noon and lasts for 4 to 6 hours before the temperature is reduced. Patients should drink more water and have a light diet with easily digestible food. If the body temperature exceeds 38.5 degrees, promptly inform the doctor. If it is below 38.5, if it is not tolerated, the doctor should also be informed promptly. 4. Post-operative complications and precautions of liver cancer: nausea and vomiting are mostly due to the side effects of chemotherapy drugs, so pay attention to the nature, amount, color and frequency of vomit. 5. Postoperative complications and precautions of hepatocellular carcinoma: liver function impairment Mostly transient liver function impairment, which may be aggravated after multiple interventions, so pay attention to rest, diet, nutritional support, monitoring of hepatitis virus replication index and regular review of liver function.