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在6名新生儿中,严重的上腺功能不足,新生儿对CAH的查正常
Ilknur Kurt1, Metin Eser2, Ahmet Kahveci1
1Department of Pediatric Endocrinology, Marmara University School of Medicine, Istanbul, Turkey.
Clinical endocrinology
|May 26, 2024
概括
新生儿对先天性上腺增生症 (CAH) 的查可能会错过非CAH初级上腺功能不足 (PAI). 即使是患有非CAHPAI的重病婴儿,由于17-基孕水平较低,查结果也呈现正常.
科学领域:
- 儿科内分泌学 儿科内分泌学
- 新生儿查 新生儿查
- 遗传学 是一个遗传学.
背景情况:
- 新生儿查 (NBS) 对于识别先天性上腺增生 (CAH),特别是盐浪费形式至关重要.
- 关于非CAH原发性上腺功能不足 (PAI) 的NBS有效性存在知识差距.
研究的目的:
- 评估NBS对新生儿非CAHPAI的诊断效用.
- 为了突出目前NBS协议对于某些上腺功能不充分的条件的局限性.
主要方法:
- 对诊断为非CAHPAI的新生儿的临床数据和NBS结果的回顾性分析.
- 检查17-基水平 (17OHP) 和基因测试 (MC2R,MRAP,STAR基因) 的检查.
主要成果:
- 六名患有非CAHPAI的新生儿表现出严重的症状 (色素过高,低血糖症),但NBS结果正常.
- 第一层17OHP的中位数低 (0.14 ng/mL),在MC2R,MRAP和STAR基因中发现了突变.
- 尽管NBS正常,但上腺功能不足得到证实,需要立即替换葡萄糖皮质醇和/或矿物质皮质醇.
结论:
- 患有非CAHPAI的新生儿由于持续低的17OHP水平,始终表现出正常的NBS结果.
- 临床医生必须保持对症状新生儿上腺功能缺陷的高度怀疑指数,无论NBS结果如何.
- 早期诊断和治疗至关重要,特别是在这些疾病流行率较高的地区.
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