The examination items of hepatitis B include: 1. serological examination: the most commonly used in clinical practice are the two transaminase indicators inside the liver function, transaminase is a very sensitive indicator reflecting liver cell damage. In addition to aminotransferases, there are also bilirubin and albumin, in addition to hepatitis B need to check the hepatitis B virus surface antigen, surface antibody and other two-to-half tests; 2, hepatitis B genetic testing: mainly to do HBV-DNA quantitative; 3, imaging tests: including liver ultrasound, CT, MRI, can evaluate the degree of liver inflammation and morphological changes in the liver. A relatively new test now is called liver stiffness test, also called liver transient elasticity scan. This instrument can assess the improvement and progression of liver fibers in patients during treatment by quantitatively detecting changes in liver fibrous tissue; 4. Histological examination of the liver: To clearly understand the tissue changes in the liver, histological examination of the liver is also available.