KROK 1 2017 – Question 183 · KROK (Medicine) · Physiology
Determining a patient’s blood group with monoclonal test-reagents revealed positive agglutination reaction to anti-A and anti-B reagents, and negative reaction to anti-D. What blood group does this patient have?
- A. II (A) Rh+
- B. I (0) Rh+
- C. IV (AB) Rh−
- D. III (B) Rh−
- E. IV (AB) Rh+
Hint
Agglutination means the reagent's antibody has met its matching antigen on the red cells, so list which antigens are present and which are absent.
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