临床表现 临床表现
1Danish Dementia Research Centre, Copenhagen, Copenhagen, Denmark.
Alzheimer's & dementia : the journal of the Alzheimer's Association
|December 24, 2025
概括
将化217 (p-tau217) 与跨文化认知测试相结合,可显著改善不同人群的阿尔茨海默氏症 (AD) 诊断. 这种方法提高了在多民族记忆诊所患者中识别AD的准确性.
科学领域:
- 神经学 神经学
- 生物标志物 生物标志物
- 认知评估 认知评估
背景情况:
- 越来越多民族的人口需要可扩展的阿尔茨海默病 (AD) 识别方法.
- 跨文化认知测试和血生物标志物是AD检测的新兴工具.
- 这些方法的综合诊断价值仍未得到充分研究.
研究的目的:
- 为了评估化217 (p-tau217) 与跨文化认知测试相结合的血化217的附加值.
- 在文化和语言多样化的患者中评估临床AD的诊断准确性.
主要方法:
- 对337名出生在国外的混合记忆诊所患者进行了回顾性研究.
- 使用罗兰普世痴呆症评估尺度 (RUDAS) 或多元文化认知检查 (MCE) 的评估.
- 血p-tau217分析和k-fold逻辑回归用于诊断的准确性.
主要成果:
- 跨文化测试本身显示了良好的AD识别 (AUC:0.811-0.815).
- 添加血p-tau217显著提高了诊断准确度 (AUC: 0.909-0.915).
- 在与p-tau217.7结合使用时,观察到RUDAS和MCE的显著诊断改善.
结论:
- 血p-tau217与RUDAS/MCE相结合显著提高了不同队列的临床AD诊断.
- 文化上适当的认知测试对少数族裔群体至关重要.
- 将认知测试与血生物标志物的结合有助于对阿尔茨海默病的诊断,因此需要对新的基于血液的标志物的进一步研究.
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