在日本患有孤立REM睡眠行为障碍的患者中,REM睡眠没有动的诊断定量值
Taeko Sakuma1,2,3, Yoshino Kanai2, Yoichiro Takei2
1Department of Clinical Laboratory Science, Faculty of Medical Technology, Teikyo University, Japan.
Sleep
|June 30, 2025
概括
这项研究确定了日本个体与孤立的REM睡眠行为障碍 (iRBD) 的REM睡眠没有 (RWA) 的较低的诊断截止值. 这些新的切断有助于在这个人群中更准确地诊断iRBD.
科学领域:
- 神经学 神经学
- 睡眠医学 睡眠医学
- 诊断生物标志物 诊断生物标志物
背景情况:
- 雷姆睡眠行为障碍 (RBD),特别是孤立形式 (iRBD),在雷姆睡眠期间失去正常的肌肉的特征.
- 已确立的iRBD诊断标准依赖于没有的REM睡眠 (RWA) 的特定切断值,通常来自西方人群.
- 这些西方衍生的RWA削减对其他种族群体的适用性,如日本人口,需要调查.
研究的目的:
- 为了确定和验证在日本人口中识别孤立的REM睡眠行为障碍 (iRBD) 的REM睡眠没有 (RWA) 的特定诊断截止值.
- 将新建立的RWA截止值与现有标准进行比较,并评估它们与临床和神经生理学标记的相关性.
- 探索iRBD的RWA诊断值的潜在种族差异.
主要方法:
- 对79名被诊断患有临床iRBD和59名来自日本的匹配对照患者的RWA分析.
- 计算iRBD的诊断截止值,使用分相RWA在脑下肌肉 (SM) 和四肢肌肉中,SM的强力RWA,以及组合测量.
- 通过现有的与新获得的RWA截止值定义的iRBD患者组之间的临床和神经生理学标记的比较.
主要成果:
- 确定了iRBD的优化诊断截止值:SM/肢体的相位RWA (9.4-15.6%),SM的强力RWA (0.94-11.9%) 和组合RWA (11.3%).
- 这些截止值的曲线下的面积 (AUC) 从0.912到0.992不等,这表明诊断准确度很高.
- 临床和神经生理学标志物显示,由以前和新定义的RWA截止值分类的组之间的差异很小.
结论:
- 与西方群体相比,在日本人群中,RWA的较低门被确定为iRBD的诊断.
- 尽管截止值有差异,但这种变化的临床意义似乎很小.
- 这些发现表明,针对特定人群的调整可能有利于准确诊断iRBD.
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