根据慢性左半球中风的掌握功能的水平,大脑与手的功能关系.
Elizabeth Rizor1, Julius Fridriksson2, Denise M Peters3
1Department of Exercise Science, University of South Carolina, Columbia, SC, USA.
Neurorehabilitation and neural repair
|August 20, 2024
概括
运动网络中的休息状态功能连接 (RsFC) 在中风幸存者中降低了手部功能. 大脑行为关系因损伤程度而异,影响中风恢复预测.
科学领域:
- 神经科学是一个神经科学.
- 康复医学 康复医学 康复医学
- 生物标志物 生物标志物
背景情况:
- 在中风后,手部功能障碍很常见.
- 手部功能的生物标志物可能因运动障碍的严重程度而异.
- 了解大脑行为关系对于中风恢复至关重要.
研究的目的:
- 调查慢性中风中静止状态功能连接 (RsFC) 和收缩手部功能之间的联系.
- 为了确定大脑与行为之间的关系是否基于手握功能水平而有所不同.
主要方法:
- 六十二个患有慢性左半球中风的个体根据盒子和块测试被分为低,中等和高手功能类别.
- 使用神经成像技术评估了休息状态功能连接 (RsFC).
- 手的功能通过握力和中风冲击量表手的分数来衡量.
主要成果:
- 与中等和高组相比,在低功能的组中观察到低功能的和半球间电机网络的减少RsFC.
- 半球间的RSFC与所有参与者的手部功能相关.
- 控制性RSFC仅在低组中预测手部功能;在中等组和整体中预测皮质脊髓管完整性的功能.
结论:
- 大脑与手的功能关系与中风后的运动损伤水平有很大不同.
- 这些发现对开发针对性干预和中风康复预测模型有影响.
- 根据个人的功能水平,可能需要基于中风恢复的差异化方法.
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