Projective Exercise 6: ABO Discrepancies

As a transfusion medicine physician, I must know if I can trust my staff’s interpretation of immunohematology testing.  I may be called at night and they will provide me with results and I must use these to make a medical judgment.  If their interpretation is flawed, I might make a decision that harms the patient.

I really don’t like multiple-choice questions, but nowadays this is often the norm.  For my staff, especially senior staff and those who want to be promoted to senior staff, I have developed a series of projective exercises to help me understand their thought processes.

Here is another series of exercises, usually given to advanced technologists and supervisor candidates.  I want them to tell me what they need to assess each scenario.  Can they definitively diagnose solely on the information provided?

These are open-ended and may have more than one possible interpretation: