结合大脑功能连接与执行和运动功能的签名,用于帕金森病的一般认知衰退
Jin Wang1,2,3, Zhilin Shu4, Yue Wang1
1Clinical College of Neurology, Neurosurgery and Neurorehabilitation, Tianjin Medical University, Tianjin, China.
Frontiers in neurology
|March 6, 2025
概括
这项研究表明,将大脑连接和运动功能的结合有效地预测了帕金森病 (PD) 的认知衰退. 这种方法有助于早期检测和干预PD患者的轻度认知障碍 (PD-MCI).
科学领域:
- 神经科学是一个神经科学.
- 神经学 神经学
- 认知科学 认知科学
背景情况:
- 认知能力下降是帕金森病 (PD) 的常见和早期症状.
- 目前仅仅依赖神经心理测试可以推迟诊断.
- 客观和全面的方法对于早期识别和介入PD相关认知障碍至关重要.
研究的目的:
- 评估与健康对照组 (HC) 相比,患有轻度认知障碍 (PD-MCI) 和正常认知 (PD-NC) 的帕金森病患者的大脑功能连接.
- 探索将大脑功能连接与行为和运动功能的结合用于PD一般认知衰退的预测价值.
主要方法:
- 在19名PD-MCI,21名PD-NC和33名HC个体的Stroop色词测试 (SCWT) 中,使用功能近红外光谱 (fNIRS) 来测量前额叶皮层活动.
- 分析了高管绩效和功能连接性的群体差异.
- 接收器操作特征 (ROC) 分析评估了大脑连接,执行功能 (SCWT上的正确率) 和运动功能的联合预测值 (MDS-UPDRS III评分).
主要成果:
- 与HC和PD-NC组相比,PD-MCI患者在不一致的Stroop测试和改变的前额叶皮质功能连接 (增加区域强度和全球效率) 上的准确性显著降低.
- 较高的右前额叶皮层区域强度 (RSr) 与较低的MMSE得分和PD患者Stroop测试的表现较差有关.
- 包括RSr,Stroop测试准确度和MDS-UPDRS III分数在内的综合签名实现了PD-MCI的高诊断性能 (AUC=0.830,灵敏度=0.737,特异性=0.810).
结论:
- 一种结合大脑功能连接 (RSr) 与执行 (Stroop性能) 和运动 (MDS-UPDRS III) 功能的新型特征可以有效预测帕金森病的认知衰退.
- 这种综合方法为PD认知障碍的早期检测和及时干预提供了宝贵的见解.
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