Table 2. Alphabetized list of conditions and/or genetic defects associated with T cell lymphopenia identified by newborn screening (NBS) for severe combined immunodeficiency (SCID).

ATM (ataxia telangiectasia)	DOCK8	Moesin deficiency	SMARCAL1
BCL10	IKBKB,	MTHFD1	STAT5B
BLC11B	IKBK2	NOLA2	STIM1
CARD11	IL-21R	NOLA3	STK4 (MST1)
CD3e	ITK	ORAI1 (CRACM1)	TAP1/TAP2/tapasin
CD3g	Jakobsen	PCFT	TCN2
CD3z	LCK/p56	PRKDC	TCRa
CD8A	MAGT1 (X-MEN syndrome)	PTPRC	Trisomy 21 (Down syndrome
CHARGE (CHD67)	MALT-1	RAC2	TTC7A
DOCK2	MHCII*	RHOH	UNC119
			ZAP70

*alias CIITA, RFXANK, RFX5, RFXAP.