对儿童状细胞疾病中心率变化和睡眠呼吸暂停的病例对照研究
Plamen Bokov1, Bérengère Koehl2,3, Benjamin Dudoignon1
1AP-HP, Robert Debré Hospital, Department of Physiology, INSERM NeuroDiderot, Paris University, Paris, France.
Journal of sleep research
|April 9, 2024
概括
患有状细胞病 (SCD) 和阻塞性睡眠呼吸暂停 (OSA) 的儿童表现出独特的心率变化 (HRV) 和喉合规模式. 在SCD中,减少的交感调制似乎有保护作用,与健康儿童不同.
科学领域:
- 儿科肺病学 儿科肺病学
- 心脏病学 心脏病学
- 遗传学 是一个遗传学.
背景情况:
- 阻塞性睡眠呼吸暂停 (OSA) 在状细胞疾病 (SCD) 中很普遍,通常没有典型的危险因素,如肥胖.
- 之前的研究表明,在健康的OSS儿童中,增加喉合规与减少交感调制相关.
- 在SCD中OSA的特定病理生理学需要进一步的研究,特别是关于自主神经系统功能和呼吸道机制.
研究的目的:
- 为了研究心率变化 (HRV) 与SCD和OSA儿童的喉合规之间的联系.
- 为了比较患有SCD的儿童与健康对照之间的这些关联.
主要方法:
- 一项病例对照研究对21名患有SCD的儿童和21名健康对照 (4-18岁) 进行了性别,年龄和阻塞性呼吸暂停-呼吸暂停指数 (OAHI) 的匹配.
- 多睡眠学和声学喉测试被用来评估睡眠呼吸暂停,喉合规性和HRV从不同睡眠状态和整个夜晚的心电图记录.
- 统计分析探讨了合规性和HRV参数之间的关系,特别是SD2,这是一种同情调制的标志物.
主要成果:
- 患有SCD的儿童的BMIz分数较低,桃体缩率比对照组更高.
- 与没有OSA的儿童相比,患有SCD和OSA的儿童表现出较低的喉合规.
- 在SCD (R = -0.63,p = 0.002) 中观察到喉顺应和SD2 (交感调制) 之间的反向关系,与对照组 (R = 0.59,p = 0.006) 的积极关系形成对比.
结论:
- 与健康儿童相比,喉合规和HRV在SCD儿童中显示出明显的关联.
- 减少交感调制可能会在SCD中保护OSA,这表明一种独特的病理生理学可能与光滑肌肉功能障碍有关.
- 这些发现凸显了需要量身定制的方法来管理儿童SCD患者的OSA.
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