Hepatitis B hepta test refers to the addition of pre-S1 antigen and pre-S2 antigen to the Hepatitis B penta test. Hepatitis B hepta test refers to the seven tests of Hepatitis B surface antigen, Hepatitis B surface antibody, Hepatitis B E antigen, Hepatitis B E antibody, Hepatitis B core antibody, pre-S1 antigen and pre-S2 antigen. Hepatitis B seven tests have important significance in clinical examination. First of all, it can help doctors clarify whether patients are infected with Hepatitis B virus, and at the same time, it can also understand what kind of status the infected patients are in, such as whether they belong to the minor triple positive or the major triple positive and so on. Among them, pre-S1 antigen and pre-S2 antigen can also help to understand the active condition of hepatitis B virus in the patient’s body and predict the regression of the disease. To sum up, Hepatitis B 7 tests are for more specific understanding of the patient’s disease development and prognosis, and should be interpreted and analyzed by professional doctors.