脑卒中后的认知结果更好地由白质异常自动细分来解释,而不是视觉分析
B Lawson1, J Martin1, A Aarabi2
1Laboratory of Functional Neurosciences (UR UPJV 4559), Jules Verne University of Picardie, Amiens, France; Departments of Neurology, Amiens University Hospital, Amiens, France.
Revue neurologique
|July 14, 2024
概括
白质异常 (WMA) 的自动细分体积比视觉尺度更好地预测中风患者的认知衰退. 这种先进的方法为了解中风后认知障碍提供了更精确的评估.
科学领域:
- 神经学 神经学
- 放射学 放射学是指放射学
- 神经成像是一种神经成像.
背景情况:
- 白质异常 (WMA) 与中风后患者的认知能力下降有关.
- 视觉尺度通常用于评估WMA,但自动细分提供了更高的精度.
- 在中风患者群体中,自动化WMA细分比视觉尺度的优势尚未得到充分证实.
研究的目的:
- 为了比较自动化WMA细分与视觉尺度 (Fazekas和Wahlund) 对认知衰退的有效性.
- 评估对中风患者执行功能和处理速度的影响.
主要方法:
- 分析了358名来自GRECogVASC队列的患者,在中风后六个月进行MRI.
- 使用Fazekas和Wahlund尺度对WMA的视觉评估.
- 使用LST软件进行自动化WMA细分,并分析最佳值和ROC曲线.
- 双变的皮尔森相关性分析,将WMA体积和视觉得分与认知得分进行比较,以损伤体积进行调整.
主要成果:
- 自动化WMA体积与认知衰退 (处理速度和执行功能) 的相关性比视觉Fazekas和Wahlund得分更高.
- 自动细分中的值调整影响了WMA低估和文物检测.
- 即使对损伤体积进行调整后,WMA体积和认知评分之间的相关性仍然显著.
结论:
- 在中风患者中,WMA体积的自动细分是评估认知障碍的优越方法,与视觉分析相比.
- 这一发现支持更广泛地采用自动化细分来改善对脑卒中后认知障碍成像决定因素的理解.
关键词:
控制功能 控制功能 控制功能痴呆症是一种痴呆症.执行职能 执行职能 执行职能发生出血 发生出血在心脏病发作.这就是为什么MRI是MRI.轻度认知障碍 轻度认知障碍一次性中风,中风.在WMH中,WMH是WMH.更多相关视频
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