PMC5930011_01
A) Immunoglobulin levels for Infant A (dotted line) and Infant B (solid line). Infant A maintained normal immunoglobulin levels for age without intervention. Infant B received a single dose of IVIG at 47 days of life (arrow) with normal IgA and IgM production. B & C) Normalization of lymphocyte counts for both infants over time.
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F1
Lymphocyte subsets demonstrated a low T cell count of 177 cells/muL, near absent B cells (1 cell/muL), and low NK cells (21 cells/muL) at 8 days of life (Figure 1C).