Table 1.
Serologic markers of HBV infection in two patients with HBV-associated ALF
| Marker | On admission | Day 3 | Day 4 |
| Patient 1 | |||
| HBsAg | Positive | Positive | Positive |
| Concentration (μg/mL) | 1.74 | ||
| Anti-HBs (mIU/mL) | 0 | 0 | 0 |
| Anti-HBc | Positive | Positive | Positive |
| Titer | 1:128 | ||
| IgM anti-HBc | Positive | Positive | Positive |
| Titer | 1:524,288 | ||
| HBeAg | Negative | Negative | Negative |
| Anti-HBe | Borderline positive | Positive | Positive |
| HBV DNA (copies/mL) | 218,000 | ||
| Patient 2 | |||
| HBsAg | Borderline positive | Negative | Negative |
| Concentration (μg/mL) | 0 | ||
| Anti-HBs (mIU/mL) | 5.9 | 8.0 | |
| Anti-HBc | Positive | Positive | Positive |
| Titer | 1:256 | ||
| IgM anti-HBc | Positive | Positive | Positive |
| Titer | 1:524,288 | ||
| HBeAg | Negative | Negative | Negative |
| Anti-HBe | Positive | Positive | Positive |
| HBV DNA (copies/mL) | 185,000 | 7,500 | |