Ataxia-telangiectasia in brother and sister.
D000361:Agammaglobulinemia / Q000150:complications; D001260:Ataxia Telangiectasia / Q000235:genetics* / Q000276:immunology; D002648:Child; D002675:Child, Preschool; D003967:Diarrhea / Q000209:etiology; D005260:Female; D006801:Humans; D007070:Immunoglobulin A / Q000032:analysis; D007074:Immunoglobulin G / Q000032:analysis; D007075:Immunoglobulin M / Q000032:analysis; D008231:Lymphopenia / Q000150:complications; D008297:Male; D010033:Otitis Media / Q000150:complications; D012141:Respiratory Tract Infections / Q000150:complications
D007070:Immunoglobulin A; D007074:Immunoglobulin G; D007075:Immunoglobulin M