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Patients with markers of hepatitis B infection present only in post-transfusion samples
| Post-transfusion* markers | Patient 1 | Patient 2 | Patient 3 |
|---|---|---|---|
| Anti-B core | + | + | + |
| Surface antigen | − | − | + |
| Anti-B surface (mIU/ml) | 250 | 120 | − |
Pre-transfusion samples were negative for all markers of hepatitis B virus.
+ = positive.
− = negative.
