Acquired Immunodeficiency from Maternal Chemotherapy and Severe Primary Pneumocystis Infection in an Infant

Table 1

Immune screen of the infant early in the patient’s presentation.

Investigations	Results	Reference ranges
Neutrophil count (×10^9/L)	0.29 (low)	1–8.5
Lymphocyte count (×10^9/L)	1.95 (low)	4–12
CD3 T cells (×10^9/L)	1.40 (low)	2.3–6.5
CD4+/CD3+ (helper T cells) (×10^9/L)	1.11 (low)	1.5–5
CD8+CD3+ (cytotoxic T cells) (×10^9/L)	0.29 (low)	0.5–1.6
CD19 (total B cells) (×10^9/L)	0.47 (low)	0.6–3
CD56/CD16 (NK cells) (×10^9/L)	0.05 (low)	0.1–1.3
IgG (g/L)	<1 (low)	2–7.5
IgA (g/L)	<0.07	<0.5
IgM (g/L)	0.3 (low)	0.1–0.7
Phytohemagglutinin test (PHA)	Normal