Hepatitis B virus surface antibody is greater than 500 what meaning is

Hepatitis B virus surface antibody generally refers to hepatitis B virus surface antibody, hepatitis B virus surface antibody greater than 500mIU/L usually means that there is a large number of hepatitis B virus surface antibody in the body, indicating that the tester has strong immunity to hepatitis B virus.

Hepatitis B virus surface antibody is a protective antibody, indicating that the tester has been infected with hepatitis B virus in the past, but under the action of the autoimmune system, the virus has been cleared and returned to normal, and the body contains protective antibodies. In general, the higher the antibody titer, the stronger the protection. When the hepatitis B virus surface antibody titer exceeds 500mIU/ml, it indicates that the body has a strong ability to prevent hepatitis B virus infection.