Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Differentiating past from current HBV infection
| Serological marker | Chronic HBV infection | Past HBV infection | Never infected |
|---|---|---|---|
| HBsAg | + | – | – |
| Anti-HBc | + | + | – |
| Anti-HBs | – | +/– | – |
anti-HBc = hepatitis B core antibody. anti-HBs = HBV surface antibody. HBsAg = HBV surface antigen. HBV = hepatitis B virus.
