The lab result of alanine aminotransferase is 98 U/L, which is greater than twice the normal value, as the normal reference range is 0-40 U/L. This condition is also serious and should be treated systematically with intravenous liver protection. Commonly, it is caused by chronic liver disease, especially in the acute exacerbation of viral hepatitis, the patient will have obvious pain in the liver area, abdominal distension, fatigue, malaise, loss of appetite, and even yellow staining of the skin or the sclera, and should be given antiviral and liver-protecting treatments, and the changes of liver function indexes should be monitored. In addition, it can be caused by drug hepatitis, especially for patients with malignant tumors, it is easy to have liver damage during intravenous chemotherapy, and the common manifestation is the increase of transaminase. Therefore, symptomatic treatment should be actively carried out, if necessary, need to stop the drug, and advise the patient to eat more high-protein food and vitamin-rich food.