title: [XY/XO mosaicism in a child with feminime phenotype manifesting internal genital ambiguity].
abstract: A 18 year old patient presented with a female phenotype and no signs of sexual maturation. The leukocyte karyotype was XY. At laparotomy, there was no uterus and the gonadal streaks had a  XY/XO mosaicism. There were rudiments of fallopian tubes and epididymis. Histologic examination of the gonads showed foci of Leydig and Sertoli cells.
mesh_terms: D000293:Adolescent; D012734:Disorders of Sex Development / Q000473:pathology* / Q000503:physiopathology; D004822:Epididymis; D005187:Fallopian Tubes; D005260:Female; D006066:Gonads / Q000473:pathology; D006801:Humans; D007985:Leydig Cells; D008297:Male; D010641:Phenotype; D012708:Sertoli Cells; D012729:Sex Chromosome Aberrations / Q000473:pathology*; D014960:X Chromosome
vernacular_title: Mosaique xy/xo chez un sujet de phénotype féminin présentant une amgiguite génitale interne.