1. Platelet transfusion in the following circumstances is contraindicated EXCEPT:

2. All of the following are associated with contamination of RBC units EXCEPT:

3. Which of the following is the maximum amount of whole blood that can be collected from a donor:

4. A 32 y/o female (A positive) has an abruption during delivery of a healthy baby girl (O positive). Kleihauer-Betke test shows 3.2% fetal cells. What dose of RhIG (300 µg), = one vial of RhoGam, should the mother receive?

5. Which of the following tests is the most sensitive to identify an acute hemolytic transfusion reaction?

6. A woman (O +) with sickle cell disease (h/o multiple antibodies) has a newborn baby girl (A -) with an elevated indirect bilirubin and a positive DAT. An antibody screen was performed, which was negative. Which of the following is the most likely etiology?

7. In which of the following situations can the transfusion be continued?

8. For neurosurgery the minimum platelet count should be:

9. IgA deficient patients are at risk for which of the following type transfusion reactions?

10. In which of the following reactions, is the pathology mediated by donor anti-HLA anti-neutrophil antibodies attacking the recipient WBCs?