在补充运动区域的手术前和之后,传感运动网络的功能连接
Mattias Stålnacke1, Johan Eriksson2, Alireza Salami3
1Department of Clinical Sciences, Umeå University, Sweden.
Neuropsychologia
|September 19, 2024
概括
在辅助运动区 (SMA) 进行质瘤手术后,从SMA综合征 (SMAS) 恢复可能涉及未受影响半球内的连接性增加,挑战半球间补偿理论.
科学领域:
- 神经科学是一个神经科学.
- 神经外科 神经外科
- 神经成像是一种神经成像.
背景情况:
- 补充运动区域 (SMA) 的切割性质瘤手术可能导致SMA综合征 (SMAS),这是语言和运动启动的暂时缺陷.
- 增强的半球间功能连接 (FC) 被假设为从SMAS恢复的关键机制.
研究的目的:
- 在经过质瘤切除的患者中,研究SMA综合征 (SMAS) 解决后功能连接 (FC) 的变化.
- 为了确定是否增加的半球间FC是SMAS恢复的基础.
主要方法:
- 八名患有左侧SMA质瘤的患者在手术前和SMAS解决后接受了休息状态的功能性MRI.
- 组级分析检查了传感运动系统内FC的变化.
主要成果:
- 在未受影响的SMA (右) 和手术后的ipsilateral初级运动皮层之间观察到连接的显著增加.
- 没有发现左侧和右侧SMA之间的半球间FC显著增加.
结论:
- 从SMA综合征中恢复可能涉及增强的半球内功能连接,而不是半球间功能连接.
- 这些发现表明,SMA切除后有助于运动和语音恢复的替代机制.
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