尿酸水平是否有助于在女孩中诊断CPP?
Berna Singin1, Zeynep Donbaloğlu1, Ebru Barsal Çetiner1
1Department of Pediatric Endocrinology, Faculty of Medicine, Akdeniz University, Antalya, Türkiye.
Journal of pediatric endocrinology & metabolism : JPEM
|December 14, 2025
概括
血清尿酸 (SUA) 可以帮助区分女孩的中部早发性青春期 (CPP) 和早发性青春期 (PT). 在CPP的女孩中,SUA的升高水平显著更高,这表明它作为诊断生物标志物的潜力.
科学领域:
- 儿科内分泌学 儿科内分泌学
- 生物化学 生物化学
- 诊断生物标志物 诊断生物标志物
背景情况:
- 中部早期青春期 (CPP) 和过早的thelarche (PT) 是女孩常见的情况.
- 由于临床症状重叠,区分CPP和PT可能具有挑战性.
- 需要新的生物标志物来帮助对这些青春期疾病进行差异诊断.
研究的目的:
- 调查血清尿酸 (SUA) 和尿尿酸 (UUA) 参数在区分CPP和PT的有用性.
- 为了比较CPP,PT和健康对照的女孩之间的SUA和UUA水平.
主要方法:
- 预期病例控制研究,涉及40名CPP女孩,60名PT女孩和50名对照女孩 (年龄为6-8岁).
- 测量SUA,UUA,血清肌素,尿液肌素,UUA/UCr比率,以及尿酸的分数分泌 (FEua).
- 统计分析和接收器操作特征 (ROC) 曲线分析以评估诊断性能.
主要成果:
- 与PT和对照组相比,患有CPP的女孩的SUA,UUA/UCr和FEua水平显著更高 (p<0.05).
- 在PT和对照组之间没有发现这些参数的显著差异.
- 经过ROC分析,SUA (AUC=0.969) 的区分非常出色,截止值为4.1 mg/dL,具有90%的灵敏度和95%的特异性.
结论:
- 升高的SUA,UUA/UCr和FEua水平与女孩的CPP有关.
- SUA显示出强大的潜力,作为区分CPP和PT的生物标志物.
- 需要进一步的临床验证研究来证实SUA在诊断青春期疾病中的有用性.
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