| Hepatitis B | |||||
|---|---|---|---|---|---|
| Clinical Status | HBsAg | Anti-HBs | Anti-HBc | HBeAg | Anti-HBe |
| Acute hepatitis B infection | + | − | IgM | + | − |
| Chronic hepatitis B with active viral replication | + | − | IgG | + | − |
| Chronic hepatitis B with low viral replication | + | − | IgG | − | + |
| Recovery from hepatitis B (immunity) | − | + | IgG | − | + or − |
| Immunity from previous vaccination | − | + | − | − | − |
| (1) Remote infection and anti-HBs waned (2) Window period (3) Low level chronic infection |
− | − | IgM | − | − |
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