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性早熟(precociouspuberty)是指女孩在8岁前、男孩9岁(或9岁半)前出现第二性征。世界各国对性早熟的界定还有很大分歧1,我国目前还没有这方面的调查统计资料,适合当代社会的性早熟的年龄划分还需要进一步的调查研究。性早熟按下丘脑-垂体-性腺轴(HPGA)功能是否提前发动分为两大
Precocious puberty refers to the girl’s secondary sexual characteristics before the age of 8 when the boy is 9 years old (or 9 and a half years old). There are still many differences between countries in the definition of precocious puberty. 1. At present, there is no survey data in this area in our country. For the age-precocious puberty in contemporary society, further investigation and research is needed. Precocious puberty by hypothalamic - pituitary - gonadal axis (HPGA) function is launched in advance is divided into two