Hepatitis B to determine the severity of the following indicators: 1, the number of viruses, look at the number of e antigen inside the three systems of hepatitis B, the number of DNA of the hepatitis B virus; 2, liver function, whether the glutathione aminotransferase is often elevated, the degree of each elevation, in addition to glutathione aminotransferase, but also to see whether the bilirubin is often elevated, as well as the level of albumin, whether the ratio of albumin to globulin is inverted, reflecting the liver’s reserve capacity, to see whether the cholinesterase is relatively high; 3, liver ultrasound, whether there is cirrhosis, fibrosis, splenomegaly, ascites; 4, generally the most accurate diagnosis of the liver is to do a liver puncture biopsy, which can see the liver pathology under the microscope, the degree of inflammation, the degree of fibrosis sclerosis, as well as grading and staging.