WDiGeorge syndrome
WSevere combined immunodeficiency
WChronic granulomatous disease
WX-linked agammaglobulinemia
WCartilage–hair hypoplasia
WCD25 deficiencyWChédiak–Higashi syndromeWChronic granulomatous diseaseWChronic granulomatous disease
WComplement deficiencyWDiGeorge syndromeWSevere combined immunodeficiency
WGraft-versus-host diseaseWGriscelli syndromeWImmunodeficiency–centromeric instability–facial anomalies syndromeWImmunodeficiency with hyperimmunoglobulin MWImmunodeficiency with hyperimmunoglobulin MWImmunodeficiency–centromeric instability–facial anomalies syndrome
WSelective immunoglobulin A deficiencyWSelective immunoglobulin A deficiency
WIsolated primary immunoglobulin M deficiencyWIsolated primary immunoglobulin M deficiency
WLIG4 syndrome
WMyeloperoxidase deficiencyWNezelof syndromeWOmenn syndromeWPurine nucleoside phosphorylase deficiencyWChronic granulomatous diseaseWReticular dysgenesisWSelective immunoglobulin A deficiencyWSevere combined immunodeficiencyWSevere combined immunodeficiencyWX-linked agammaglobulinemiaWSevere combined immunodeficiencyWNezelof syndrome
WWHIM syndromeWWHIM syndrome
WWiskott–Aldrich syndromeWX-linked agammaglobulinemia
WNeutropenia