title: [Klinefelter's syndrome in an undersized child. XY-XXY mosaicism].
mesh_terms: D000293:Adolescent; D001827:Body Height; D002648:Child; D006130:Growth Disorders / Q000150:complications*; D006801:Humans; D007713:Klinefelter Syndrome / Q000150:complications*; D008297:Male; D001523:Mental Disorders / Q000209:etiology; D009030:Mosaicism; D013737:Testis / Q000254:growth & development
vernacular_title: Syndrome de Klinefelter chez un enfant de petite taille. Mosaïque XY-XX.