When liver cancer occurs, patients’ symptoms are mostly some digestive symptoms, such as loss of appetite, indigestion, upper abdomen protection and serious upper abdominal mass, which should be alerted as symptoms of liver cancer. I. Commonly, decreased appetite, epigastric fullness after meals, or ambiguous gas, vomiting, indigestion and nausea are common digestive symptoms of liver cancer, among which loss of appetite and abdominal distension are the most common. Diarrhea is also a more common digestive tract symptom of liver cancer, which is easily ignored because it is mistaken for enteritis. Second, along with upper abdominal swelling, dry mouth, restlessness, insomnia, bleeding from teeth and nose in the discomfort of liver area may also be the symptoms of liver cancer. Third, the symptoms of liver cancer are also manifested as joint pains all over the body, especially the back of the waist is the most obvious, accompanied by anorexia, restlessness and discomfort in the liver area, and those who are treated with anti-rheumatic therapy with poor effect. Fourth, indigestion, abdominal discharge, bloating repeatedly associated with gastroenteritis treatment effect is not visible, can not be cured and wasting liver range gradually in has been vaguely painful. V. Unexplained wasting due to impaired liver function and decreased digestion and absorption function is also a common symptom of hepatocellular carcinoma. It often appears in the middle and late stages of liver cancer. It may be caused by the biochemical metabolic changes of the body caused by tumor metabolites, coupled with the reduction of food intake. In severe cases, cachexia may appear. Liver enlargement, if a mass can be found in the right upper abdomen and epigastrium of adults above 30 years old, with hard texture and uneven surface, and the increasing trend is obvious under continuous observation, but the patient has no obvious discomfort, liver cancer should be suspected. When liver cancer develops to a certain degree, it will gradually produce some symptoms such as pain in liver area, loss of appetite, fatigue and weakness, and gradually losing weight. At advanced stage, jaundice, ascites, vomiting blood, coma and other symptoms will appear. The upper abdomen of liver cancer patients can often feel a huge swelling, but at this time, it has already reached the middle and late stage, and has even metastasized to the lung and other places.