Hepatitis B
Five items of hepatitis B refer to two halves of hepatitis B, including hepatitis B surface antigen, hepatitis B surface antibody, E antigen, E antibody and core antibody. The fifth examination of hepatitis B is mainly to detect whether it is infected with hepatitis B virus and the situation of virus infection. According to the number of viruses and the active degree of virus replication, it is judged whether it is small three-yang hepatitis B or large three-yang hepatitis B.