Patients with cirrhosis in the decompensated stage have high fever, which means that the patient’s resistance is relatively low, indicating that the patient already has an infection, in this case, it is necessary to actively carry out anti-infection treatment, to further identify the cause of the fever. For example, whether cirrhotic patients have cirrhotic ascites, if the ascites is infected can appear high fever, and also need to know whether cirrhotic patients have hypersplenism, white blood cell decline, such patients are very easy to appear fever. Patients with cirrhosis can also be combined with gallstones, appendicitis, etc., which can also cause fever, and need to be treated for the cause of the fever.