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Multiple Sclerosis l: Introduction01:19

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Multiple sclerosis is a chronic autoimmune disease of the central nervous system (CNS) that affects the brain, spinal cord, and optic nerves. It is an inflammatory demyelinating disorder and a leading cause of neurological disability in young adults.EpidemiologyMS commonly begins between 20 and 40 years of age and is twice as common in women. Its exact cause remains unclear, but genetic susceptibility contributes, with higher risk in first-degree relatives and identical twins. A greater...

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多发性硬化症中的疲劳:静止状态EEG微态研究

Sara Baldini1, Arianna Sartori2, Lucrezia Rossi2

  • 1Department of Medicine, Surgery and Health Sciences, Neurology Unit, Cattinara University Hospital ASUGI, University of Trieste, Trieste, Italy. sara.baldini@gmail.com.

Brain topography
|June 7, 2024
PubMed
概括

多发性硬化症 (MS) 的疲劳与大脑网络活动的改变有关. 这项研究在疲劳的多发性硬化患者中发现了突出和视觉网络的变化,这表明不适应的功能有助于MS疲劳.

关键词:
在 EEG 微观状态下.疲劳 疲劳 疲劳 疲劳 疲劳频段 频段 频段 频段 频段多发性硬化症是多发性硬化症.

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科学领域:

  • 神经科学是一个神经科学.
  • 临床神经学 临床神经学
  • 生物医学工程 生物医学工程

背景情况:

  • 疲劳是多发性硬化症 (MS) 的普遍和衰弱症状,影响高达80%的患者.
  • 与MS相关的疲劳背后的精确神经机制仍然不完全理解.
  • 研究大规模的大脑网络动态为阐明疲劳的起源提供了一个有希望的途径.

研究的目的:

  • 探索与MS (PwMS) 患者疲劳相关的自发大规模大脑网络的功能连接.
  • 使用脑电图 (EEG) 微态方法与光谱分解来分析网络功能.
  • 为了将EEG微态发现与疲劳的临床和行为测量结果相关联.

主要方法:

  • 招募了43名复发性复发性MS患者和24名健康对照 (HC).
  • 用修改的疲劳影响量表 (MFIS) 来评估疲劳水平.
  • 进行了15分钟的静止状态,高密度EEG记录,用于在不同频段的微状态分析.

主要成果:

  • 在所有参与者和频率上确定了六个EEG微态模板.
  • 与健康对照组相比,疲劳性多发性硬化 (F-MS) 患者在宽带和β频段的微状态F ( Salience 网络) 显著下降.
  • 与HC相比,F-MS在宽带和β频段的微状态B (视觉网络) 显著增加.
  • 认知疲劳与改变的三角带微态B和β带微态F相关,而身体疲劳与减少的β带微态F发生相关.

结论:

  • 在MS中,疲劳水平升高可能与突出和视觉网络的不适应性功能有关.
  • 脑电图微态分析为MS疲劳的神经支柱提供了洞察力.
  • 这些发现突出了旨在缓解MS疲劳的治疗干预措施的潜在目标.