Hepatitis B virus surface antigen positive What does it mean?

Hepatitis B virus surface antigen positive indicates that the body is infected with hepatitis B virus, and it is necessary to integrate the test results of the other four items. If only hepatitis B surface antigen is positive, it indicates that it is a hepatitis B virus carrier. If not only hepatitis B surface antigen is positive, it is recommended to do further testing for hepatitis B virus DNA.