hrp0092p2-219 | Pituitary, Neuroendocrinology and Puberty | ESPE2019

Aromatase Inhibitor Treatment in Patient with Beta-Human Chorionic Gonadotrophin Secreting Tumor and Gonadotropin-Independent Precocious Puberty

Kiiaev Aleksei , Mazerkina Nadia , Astashova Ekaterina

Introduction: CNS tumors may cause precocious puberty (PP): in most cases gonadotropin-dependent PP, but in boys ß-HCG- secreting tumors may cause gonadotropin-independent (GIPP) with extremely high testosterone secretion due to Leidig cell stimulation by ß-HCG. Rapid bone maturation in such cases can lead to growth plate closure and poor final height prognosis. Aromatase inhibitor (AI) are administered in children with McCune-Olbright disease, famil...