IMMUNO Flashcards
1
Q
MC antibody defect
A. Xlinked agammaglobulinemia
B. Bruton agammaglobulinemia
C. CVID
D. A and B
A
C. CVID
2
Q
MC T-cell disorder
A
Chromosome 22q11.2 deletion
3
Q
Most severe immunodeficiency
A
SCID
> absence of B and T cells
> persistently low lymphocyte counts
4
Q
Distinguishing factor of Bruton agammaglobulinemia which differentiates it from Hyper IgM syndrome and CVID
A
Absent circulating B cells on flow cytometry
5
Q
A
