CD4 and lymphopenia: She started at 4 months old, with three episodes of pneumonia and one of sepsis; she suffered from milk protein allergy, vulvovaginal candidiasis, and diaper area dermatitis; her laboratory workup found: transient peripheral lymphopenia, low T-cells subsets (CD4+ 8 to 403 cells/mm3, CD8+ 6 to 232/mm3) with normal B and NK cells; normal serum immunoglobulin levels (IgG 853mg/dL, IgM 41, IgA 64 mg/dL, IgE < 18 IU/ml); positive CMV viral load, Acinetobacter baumanii cultured from blood, Enterococcus faecium from urine, and Enterobacter aerogenes from bronchial aspirate.