Patient: Description of condition (onset, main symptoms, hospital visited, etc.): Illness: Liver abscess? Tumor? A five-insurance household, male, 78 years old, childless, who has worked hard all his life and is in excellent health, has been living on garbage collection for the last two years, eating, living and wearing extremely unhygienic food. Self-report: a month ago, he had a cold and fever, and then gradually he had strong abdominal distension and pain in the small abdomen and liver area. Cao County People’s Hospital examination: chest X-ray, no problem; high white blood cells, some blood routines are abnormal, electrolyte disorders, extreme malnutrition; ultrasound shows: medium amount of abdominal fluid, liver abscess 9CM, liver multi-cysts, gallstones. He then went to Heze Municipal Hospital and was hospitalized for three days with infusion of antibiotics and metronidazole class, electrolyte replenishment, and nutrition. Then CT was done, “Liver abscess? Tumor? combined with hemorrhage? The patient felt that the more fluids he received, the more his stomach held up, so he strongly removed the needles. The kidneys were fine, there was no diabetes, and the patient did not feel asthmatic. Doctor: If it is liver abscess, it is recommended to immediately puncture and drain under ultrasound positioning, strengthen nutritional support and correct electrolyte disorder. The treatment of liver cancer is a comprehensive treatment based on surgical resection. It depends on the location and the amount of tumor before deciding whether it can be operated. It should be liver abscess, continue anti-inflammatory treatment.