CHT Practice Exam Questions with Complete Solutions
A patient with an anti-HLA-A2 Ab would have a positive T cell reaction with Correct Ans-
A24, A68, B7, B64, DR1, DR7
A patient with an anti-HLA-Bw4 Ab would have a positive T cell reaction with Correct Ans-
A11, A29, B38, B62, DR4, DR7
A patient with an anti-HLA-B8 CREG would have a positive T cell reaction with Correct Ans-
A1, A3, B35, B55, DR1, DR4
A positive AHG T cell crossmatch between an untransfused male recipient and non-beaded
spleen cells from the donor is most likely due to: Correct Ans-Macrophage contamination
Among the Class II molecules Correct Ans-The DRA chain can combine with several
different DRB chains
Positive MLC between brother and sister who are both DR4 is due to Correct Ans-The
siblings not being HLA identical
The process of somatic hypermutation leads to: Correct Ans-Greater affinity of IgG
molecules
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