impe0096p131 | Pituitary, Neuroendocrinology and Puberty | IMPE2023
Ugarte Francisca
, Gallardo Vivian
, Lai Kuang
, Saul Taly
, Garfias Carolina
, Eyzaguirre Francisca
, Urquidi Cynthia
, Tolosa Bernardita
, Jesús Vial María
Introduction: Central precocious puberty (CPP), the development of secondary sex characteristics before ages 8 and 9 years in girls and boys, is caused by premature activation of the hypothalamus-pituitary-gonadal (HPG) axis. A gonadotropin-releasing hormone stimulation (GnRH test) is the gold standard diagnostic method to confirm activation of the HPG axis and peak LH levels higher than 5 IU/L are considered a pubertal response. However, the GnRH test is expe...