Hepatitis B surface antibody (anti-HBs) positive

Hepatitis B surface antibody (anti-HBs) positive indicates at least three problems: (1) Hepatitis B patients have reached the recovery period and will soon bid farewell to hepatitis B virus infection; (2) have previously been infected with hepatitis B virus, may have hepatitis B disease, or may be unknown A recessive infection was detected, but now the virus has been cleared, and immunity to hepatitis B has been obtained. Even if the hepatitis B virus invades the body, it is still safe and sound; (3) Anti-HBs-only positive, which is a successful injection of hepatitis B vaccine and immunization. Of course, will not be infected with hepatitis B virus.