第一步很重要:步态启动揭示了帕金森病中情感驱动的运动补偿
Alessandro Botta1, Tiziana Lencioni2, Sara Terranova3
1IRCCS Ospedale Policlinico San Martino, Genoa 16132, Italy.
Brain communications
|October 24, 2025
概括
快乐和恐惧等情绪暗示可以改善帕金森病 (PD) 患者的步行启动. 然而,随着疾病的进展,益处会减少,并且在PD运动亚型 (震主导与姿势不稳定/走路障碍) 之间存在差异.
科学领域:
- 神经科学是一个神经科学.
- 运动障碍 运动障碍
- 心理学 心理学 心理学
背景情况:
- 帕金森病 (PD) 通过破坏神经回路来损害运动控制.
- 以前的研究表明,情绪刺激可能会增强早期PD的运动反应.
- 在中期PD中,了解情绪暗示对运动功能的影响至关重要.
研究的目的:
- 调查情感面部表情 (恐惧,快乐,中立) 如何影响中期PD的步态启动.
- 确定这些情绪暗示是否激活了运动性能补偿机制.
- 探索PD运动亚型 (TD和PIGD) 之间的情绪暗示效应的差异.
主要方法:
- 使用基于传感器的"Go/No-go"步行启动任务.
- 参与者对情感面部表情 (恐惧,快乐,中立) 作出反应.
- 在PD患者和健康对照者之间,以及跨PD亚型的PD患者之间,比较了步行启动参数.
主要成果:
- 在这两组中,情绪刺激通常会减少预期姿势调整的持续时间和步骤执行时间.
- 幸福提供了比恐惧更大的运动优势,尽管PD患者与对照人群相比,其益处较小.
- 与TD亚型相比,PIGD亚型对幸福的运动优势较弱.
结论:
- 情绪线索在PD中促进了步行启动,但恐惧和快乐的影响是不同的,并根据疾病阶段和亚型进行调制.
- 恐惧的运动效益似乎随着PD的进展而减少.
- 情绪暗示反应在PD运动亚型之间有所不同,这表明不同的神经支和潜在的亚型差异化.
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