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Serologic screening tests and clinical scenarios
| Interpretation | HBV surface antigen (HBsAg) |
Antibody to HBV core antigen (anti-HBc) |
Antibody to HBV surface antigen (anti-HBs) |
HBV DNA |
|---|---|---|---|---|
| Chronic infection | + | + | − | + |
| Carrier state | + | + | − | − |
| Convalescent from previous infection | − | + | + | − |
| Occult infection | − | + | − | +a |
| Prior vaccination | − | − | + | − |
If sensitive quantitative assays with limits of detection 5 IU/mL are used
