Patients with liver cirrhosis who have abdominal pain are considered to have two conditions. One condition is that the patient has pain due to high portal vein pressure, which causes dilatation of the intestinal canal and impaired blood flow back to the intestinal canal, and it is necessary to actively investigate the ultrasound of the upper abdomen and CT examination of the upper abdomen to determine whether the patient has peritoneal fluid and whether there is hypersplenism and enlarged spleen. Surgery. Another condition is peritoneal fluid combined with infection. Patients with ascites infection will have abdominal pain and discomfort due to peritoneal encapsulation and peritoneal inflammation, which should be actively considered for peritoneal puncture and anti-inflammatory treatment.