hrp0082p1-d3-95 | Sex Development | ESPE2014

Ovarian Development and Hormonal Feedback Mechanism in a 46XX Patient with cyp19a1 Deficiency Under Low Dose Estrogen Replacement

Burckhardt Marie-Anne , Obmann Verena , Janner Marco , Mullis Primus E

Background: Ovarian and uterine development in relation to hormonal feedback mechanisms (E2, LH, FSH, and inhibin) has rarely been studied. Therefore, the age specific and longitudinally adequate replacement dose of estradiol to achieve normal maturation in terms of ovarian and uterine development during infancy, childhood and adolescence remains not well known. However, aromatase deficiency offers an excellent model to study the relevant estradiol dose needed to ac...