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Updated: Apr 29, 2026

Co-analysis of Brain Structure and Function using fMRI and Diffusion-weighted Imaging

Co-analysis of Brain Structure and Function using fMRI and Diffusion-weighted Imaging

Published on: November 8, 2012

分析特定的大脑结构变化和扩散张力图像分析在异常性正常压力脑症中沿周围脉空间指数进行的关系

Shinya Hasegawa^1,2, Daisuke Yoshimaru^3,4,5, Norio Hayashi⁶

¹Department of Radiology, Chiba Saiseikai Narashino Hospital, 1-1-1 Izumicho, Narashino City, Chiba, 275-8580, Japan. hase8000.415@gmail.com.

Journal of neurology

|December 12, 2024

概括

淋巴系统是淋巴系统.

科学领域:

神经学神经学
放射学放射学是指放射学
生物医学工程生物医学工程

背景情况:

在周周血管空间 (DTI-ALPS) 进行扩散张力图像分析,评估异常性正常压力水脑病 (iNPH) 中的淋巴系统.
由于心室扩大的白质压缩可能会影响iNPH患者的ALPS指数.
研究ALPS指数,白质变化和iNPH临床症状之间的关系至关重要.

研究的目的:

探索ALPS指数与iNPH白质变化之间的相关性.
确定ALPS指数与iNPH中的临床症状之间的关联.
评估ALPS指数的潜力,作为在iNPH的水龙头测试有效性的预测指标.

主要方法:

使用DTI数据计算了30名iNPH患者 (年龄≥70) 的ALPS指数.
与埃文斯指数,角,认知测试,TUG测试,CSF髓压力和DTI指数 (AD,RD,MD,FA) 相关联的ALPS指数.
分析了探测试后的步态变化 (步数).

主要成果:

在ALPS指数和步态改善后点击测试之间发现了显著的负相关性 (r = -0.5014,p = 0.0048).
该ALPS指数显示与CSF髓压的负相关性 (r = -0.4651,p = 0.0096).
在ALPS指数和轴向扩散度 (AD) (r = 0.4984,p = 0.0051) 和平均扩散度 (MD) (r = 0.3631,p = 0.0486) 之间观察到正相关性.

结论:

较低的ALPS指数与自拍测试后改善的步态和iNPH中更高的CSF髓压力有关.
在iNPH中,ALPS指数可以识别微妙的周周结膜压缩效应.
在iNPH患者中,ALPS指数显示出作为式检测反应的预测指标的潜力.

关键词:

美国的ALPS指数.美国DTI-ALPS 淋巴系统淋巴系统在INPHPH的基础上.龙头测试龙头测试龙头测试

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