title: [Study of two brothers with XYY karyotype including one with mosaicism].
mesh_terms: D000152:Acne Vulgaris / Q000235:genetics*; D000293:Adolescent; D000328:Adult; D006801:Humans; D008297:Male; D009030:Mosaicism; D009061:Mouth Mucosa / Q000166:cytology; D010641:Phenotype; D012729:Sex Chromosome Aberrations / Q000235:genetics*; D014997:XYY Karyotype / Q000235:genetics*
vernacular_title: Présence, chez deux frères, d'une anomalie XYY, dont l'une en mosaïque.