功能连接组和长期症状呈现与轻度创伤性脑损伤和爆炸暴露在战斗退伍军人中的相关
Jared A Rowland1,2,3, Jennifer R Stapleton-Kotloski1,3,4, Dwayne W Godwin3
1Research and Academic Affairs, W. G. (Bill) Hefner VA Healthcare System, Salisbury, North Carolina, USA.
Journal of neurotrauma
|August 16, 2024
概括
与部署相关的轻度创伤性脑损伤 (TBI) 影响了长期的大脑功能和症状呈现,甚至在受伤后的几年. 大脑是大脑的大脑.
科学领域:
- 神经科学是一个神经科学.
- 创伤性脑损伤研究研究
- 军事医学 军事医学
背景情况:
- 部署的轻度创伤性脑损伤 (TBI) 可能导致持续的,严重的症状,与完全康复的预期相反.
- 个人对TBI影响的差异对传统的研究设计构成挑战.
- 功能连接体提供了一种全局方法来测量大脑范围的影响,以适应异质性.
研究的目的:
- 研究功能连接组差异与战斗退伍军人的长期症状呈现之间的关系.
- 确定部署TBI,爆炸暴露或PTSD是否与观察到的神经学差异有关.
- 阐明部署相关伤害后持续症状背后的基于大脑的机制.
主要方法:
- 招募了181名经历过战斗的退伍军人,部署后大约9.4年.
- 利用结构化临床访谈进行TBI,爆炸暴露和PTSD诊断.
- 采用静止状态磁脑电图 (MEG) 来绘制单个功能性大脑连接组.
- 应用线性回归来分析连接组指标,临床因素和症状呈现之间的关系.
主要成果:
- 功能连接体的特定方面对长期症状呈现有独特的贡献.
- 大脑的功能连接组显示出与结果的显著关联,特别是在与部署相关的TBI (包括爆炸暴露) 的背景下.
- 创伤后应激障碍 (PTSD) 对症状有显著的主要影响,但没有发现与连接体的有条件关系.
结论:
- 功能连接组有效地捕获与部署后持续症状相关的大脑活动.
- 与部署相关的TBI通过不同的神经路径影响长期症状结果.
- 与部署TBI相关的功能连接体的变化持续了十多年,证明了一个持久的基于大脑的机制.
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