中国晚期佩病高风险查:一项扩展的多中心研究
Kexin Jiao1,2, Bochen Zhu1,2, Xueli Chang3
1Department of Neurology, Huashan Hospital, Fudan University, Shanghai, China.
Journal of inherited metabolic disease
|September 3, 2024
概括
在中国,高风险查有效地识别了晚发佩病 (LOPD). 修改后的标准,包括肌肉软弱或呼吸困难,有助于早期诊断,缩短了这种罕见遗传疾病的典型延迟时间.
科学领域:
- 生物化学 生物化学
- 遗传学 遗传学 是一个
- 神经学 神经学
背景情况:
- 晚期佩病 (LOPD) 是由于酸α-葡萄糖酶 (GAA) 缺乏而引起的,导致渐进的肌肉衰弱和呼吸系统问题.
- 早期的症状往往是非特异性的,导致显著的诊断延迟.
研究的目的:
- 为了验证和可能修改高风险的LOPD查标准,特别是在中国人口中.
- 通过使用这些标准,评估早期LOPD检测的可行性和效率.
主要方法:
- 在726名患者中,使用干血斑点 (DBS) 和双重质谱 (MS/MS) 测量了血清GAA活性.
- 基因检测证实了低GAA活性患者的LOPD诊断.
- 分析包括临床表现,发病年龄和肌酸酶 (CK) 水平.
主要成果:
- 在726名患者中,有16名患者 (2.2%) 被诊断为LOPD.
- 诊断延迟的中位数减少到3年.
- 在患有LOPD的16岁以下患者中,CK水平升高很常见.
结论:
- 高风险查是中国早期识别LOPD的有效策略.
- 修改了涉及肌肉/呼吸系统症状和CK水平的查标准,显示出有前途.
- 建议在更大的队列中进一步验证.
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