Hepatitis B virus surface antibody weak positive what meaning is

Hepatitis B virus surface antibody is a protective antibody, which can effectively resist hepatitis B virus. Its weak positive is caused by the decline in the titer of hepatitis B virus antibody in the body. It is best to be admitted to the hospital for enhanced injection of hepatitis B vaccine to increase the titer of antibody in the body, which can effectively enhance the body's resistance to the virus.