FSH和塞尔托利细胞生物标志物准确地区分了性性性性和自我限制的延迟青春期
Sebastián Castro1, Lourdes Correa Brito1,2, Patricia Bedecarrás1
1Centro de Investigaciones Endocrinológicas "Dr. César Bergadá" (CEDIE), CONICET - FEI - División de Endocrinología, Hospital de Niños Ricardo Gutiérrez, Buenos Aires, Argentina.
The Journal of clinical endocrinology and metabolism
|February 11, 2025
概括
在男性中诊断延迟青春期是一项挑战. 结合毛囊刺激激素 (FSH) 与抑制素B或抗穆勒激素 (AMH) 的新测试准确地区分了自限性延迟青春期和先天性低血糖性低血糖症.
科学领域:
- 内分泌学 在内分泌学.
- 儿科内分泌学 儿科内分泌学
- 生殖医学 生殖医学
背景情况:
- 延迟青春期是男性常见的担忧,区分自限性延迟青春期 (SLDP) 和先天性低阴腺特异性低阴腺症 (CHH) 构成诊断挑战.
- 目前的内分泌测试测量黄素激素 (LH) 或丸激素往往不足以准确诊断.
- 涉及毛囊刺激激素 (FSH),抗穆勒尔激素 (AMH) 和B抑制素的FSH-塞尔托利细胞轴在童年和早期青春期活跃,提供了潜在的诊断途径.
研究的目的:
- 评估血清FSH,AMH和乙水平的诊断效用,以区分青少年男性的SLDP和CHH.
- 为了确定CHH的新型预测生物标志物.
主要方法:
- 一项前性,嵌套的病例控制研究在延迟青春期的男性青少年身上进行.
- 基线血清生殖激素水平进行了比较,诊断证实黄金标准标准标准在18岁或4年后丸体积达到.
- 该研究评估了FSH,AMH和inhibin B的诊断效率,单独和组合.
主要成果:
- 在65名参与者中,33人被诊断患有SLDP,32人患有CHH.
- 与抑制素B或AMH结合的血清FSH与LH和相比显示出更高的诊断效率.
- 特定的组合值 (FSH x inhibin B <92;FSH x AMH <537) 显示CHH的高灵敏度 (>93%) 和特异性 (≥92%) 即使在没有红旗的情况下.
结论:
- 血清FSH水平,当与抑制素B或AMH一起分析时,提供了一个高度预测和准确的方法来区分SLDP和CHH在青少年男性中.
- 这些激素组合比传统的内分泌测试提供了更好的诊断准确性.
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