The endocrinologic evaluation of a 45,X true hermaphrodite

A 13-year-old 45,X girl presented with spontaneous menses and the acute onset of progressive hirsutism: Complete endocrinologic evaluation of hirsutism was unremarkable. An exploratory laparotomy revealed a gonad containing ovarian and testicular tissue. Chromosome analysis from four different tissues confirmed the karyotype to be 45,X. She was H-Y antigen positive.