<unk>  SCID is estimated to occur in approximately 1 in 50,000 people. Fewer than fifty people with this condition have been identified.
ZAP70 deficiency
DOCK8 deficiency
PMM2 deficiency
Janus kinase 3 deficiency
ZC4H2 deficiency
WNT4 deficiency
NGLY1 deficiency
Caspase-8 deficiency