First of all, we have to analyze the type of stomach distension. There are many reasons for liver cancer to cause stomach distension, usually there are the following aspects: 1. pain caused by liver cancer: liver cancer gradually grows and pulls the liver envelope to produce distension, in this case, eating ordinary food and drugs have no effect, generally we have to use analgesic drugs, if necessary, we can take morphine; 2. generation of ascites: if liver cancer is caused by large amount of ascites to cause stomach distension, then we must The intake of water and sodium should be strictly controlled, and diuretic drugs such as furosemide and spironolactone should be taken if necessary. If the degree is more serious, infusion of albumin can be considered, and if necessary, extraction of ascites can be considered to reduce abdominal distension; 3. Flatulence: patients with liver cancer will have intestinal congestion and edema, which will easily produce indigestion, so attention should be paid to eating easily digestible food with less gas production, and less greasy and various kinds of too rough food. Therefore, patients should pay attention to eating easy-to-digest food with less gas production and less greasy and rough food.