IgA absence associated with short arm deletion of chromosome No. 18.
D000293:Adolescent; D002869:Chromosome Aberrations / Q000276:immunology*; D025063:Chromosome Disorders; D002902:Chromosomes, Human, 16-18; D005260:Female; D006801:Humans; D007109:Immunity; D005779:Immunodiffusion; D007153:Immunologic Deficiency Syndromes; D012463:Saliva / Q000032:analysis; D005719:gamma-Globulins
D005719:gamma-Globulins