个体自主配置文件影响大脑-心脏连接在性疼痛
Jana Luisa Aulenkamp1,2,3, Rasmus B Nedergaard1, Imran Khan Niazi4,5
1Department of Gastroenterology and Hepatology, Centre for Pancreatic Diseases and Mech-Sense, Aalborg University Hospital, Aalborg, Denmark.
Journal of pain research
|November 17, 2025
概括
在疼痛期间,大脑与心脏的连贯性保持稳定,但个体自主反应影响了连接性. 这表明,可能需要个性化的方法来理解疼痛.
科学领域:
- 神经科学是一个神经科学.
- 心脏病学 心脏病学
- 心理生理学 心理生理学
背景情况:
- 急性疼痛会触发自主反应.
- 脑电图 (EEG) 和心率变化 (HRV) 评估大脑和自主活动,但整合的大脑和心脏动态往往被忽视.
- 了解大脑-心脏连接对于疼痛研究至关重要.
研究的目的:
- 在休息和强化疼痛期间使用原始心电图 (ECG) 和EEG信号来调查大脑与心脏的连贯性.
- 探索个人自主反应如何影响大脑与心脏的合模式.
- 为了检测大脑和心脏活动之间的直接电气合.
主要方法:
- 收集了33名健康参与者休息期间的原始心电图和脑电图数据,以及冷压力测试 (强力疼痛).
- 提取HRV参数来量化对疼痛的自主反应.
- 在频段中使用大小平方连贯性 (MSC) 量化脑心连接.
- 基于周期复极化动态 (PRD) 变化的分层参与者作为交感调制的标记.
主要成果:
- 脑心连贯性在各种条件下保持稳定,特别是在三角洲波段.
- 组级HRV分析显示,对疼痛的同情反应增加 (减少NN间隔,心率加快).
- 与PRD增加组相比,在PRD降低组中观察到,α-2和玛频段的MSC值升高.
结论:
- 在健康人群中,脑心连贯性在休息和强化疼痛期间是稳定的.
- 个体自主特征调节脑心连贯性,在PRD亚组之间观察到不同的模式.
- 连贯性分析提供了更深入的洞察力脑心动态在疼痛期间,超出单一系统的措施.
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