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临床表现 临床表现

Cynthia Felix1, Beth E Snitz2, Felix Joy Kollasserry1

  • 1University of Pittsburgh, Pittsburgh, PA, USA.

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概括
此摘要是机器生成的。

蒙特利尔认知评估 (MoCA) 可以检测早期阿尔茨海默病 (AD) 病理在认知不受损的个人. 这种简单的查工具显示了在初级保健机构中识别临床前AD的潜力.

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科学领域:

  • 神经学 神经学
  • 老年病的医生 老年病的医生
  • 生物标志物 生物标志物

背景情况:

  • 临床前阿尔茨海默氏症 (AD) 很难用标准的临床工具来检测.
  • 认知正常 (CU) 个体可能会表现出与早期AD相关的微妙异常.
  • 早期干预对AD至关重要,需要可访问的检测方法.

研究的目的:

  • 评估蒙特利尔认知评估 (MoCA) 总分和CU个体的AD病理之间的关联.
  • 为了确定是否常规的临床测试可以识别临床前AD.
  • 评估MoCA在非专业环境中的预查的实用性.

主要方法:

  • 204名认知正常的老年人接受了粉样蛋白PET扫描 (F-FTP和F-MK6240).
  • 参与者被分为CU A+ (粉素阳性) 和CU A- (粉素阴性) 两组.
  • 基于voxel的线性回归分析了MoCA得分与tau病理之间的联系.

主要成果:

  • 患有粉样蛋白和蛋白病理 (A+T+) 的CU个体的MoCA得分明显低于A-T-个体.
  • 较低的MoCA得分与较大的中基层形沉积相关.
  • 这种关联主要是由粉样蛋白阳性 (A+) 个体驱动的.

结论:

  • 摩卡测试可以检测与临床前AD相关的微妙认知功能障碍.
  • 像MoCA这样的简单认知测试可以帮助早期发现AD.
  • 摩卡是一种可行的选择,用于在初级保健机构中预先选老年人.