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本文报导了170名7—16岁女生血清雌二醇(E_2)含量并分析了它与青春期发育的联系。在青春期前E_2分泌量很低,从10岁起开始增加,12—14岁E_2分泌量出现较大幅度的增加,与女性进入青春期性发育阶段相吻合。在第二性征发育进程中,E_2含量逐步升高,并且达成年女子水平的百分率亦呈增高趋势。有、无初潮的同龄女生E_2含量比较示,12岁组来潮者E_2含量明显高于同龄未潮者。随妇科年龄的增加,E_2分泌量达成熟女子水平的百分率上升,妇科年龄≥3岁时,73％的女生E_2测量值达到成热女子的水平。
This article reports the serum estradiol (E2) content of 170 girls aged 7-16 years and analyzes their association with puberty development. E_2 secretion before puberty is very low, starting from the age of 10 to increase, 12-14-year-old E 2 secretion increased significantly, consistent with the female into adolescent sexual development stage. During the development of secondary sexual characteristics, the content of E_2 gradually increased, and the percentage of reaching the level of young women also showed an increasing trend. There is, no menarche girls of the same age E_2 content shows, 12-year-old group of E_2 content was significantly higher than those who did not damp. With the increase of gynecologic age, the percentage of E_2 secreted to mature women increased. When gynecologic age was 3 or older, 73% of girls reached the level of febrile women.