患有混合神经退行性病理的患者的认知和神经心理轨迹
Francisco C Almeida1,2,3, Gabriel A Marx4,5,6,7,8,9,10, Susan K Rohde4,11,12,13,14
1Life and Health Sciences Research Institute (ICVS), School of Medicine, University of Minho, Campus Gualtar, Braga, Portugal.
概括
多种神经退行性疾病,包括阿尔茨海默氏症,莱维体痴呆症和脑血管疾病,会使老年人的认知能力恶化. 然而,这些综合病理主要增加了认知缺陷,而不是随着时间的推移加速衰退.
科学领域:
- 神经病理学神经病理学
- 神经退行性疾病 神经退行性疾病
- 认知科学 认知科学
背景情况:
- 全球痴呆症负担受到多种并发性神经病理的存在和相互作用的重大影响.
- 混合的神经退行性病理在老年人群中非常普遍.
研究的目的:
- 研究神经退行性病理的各种组合对随着时间的推移对认知和神经心理轨迹的影响.
- 为了比较孤立与混合病理对认知衰退率的影响.
主要方法:
- 来自国家阿尔茨海默氏症协调中心数据集的1183名受试者的分析.
- 使用混合效应多重线性回归建模.
- 检查的受试者有孤立和混合的神经退行性病理,包括阿尔茨海默病的神经病变 (ADNC),脑血管疾病 (CVD),莱维体痴呆症 (LBD) 和边缘主导的与年龄相关的交换性反应DNA结合蛋白43脑病变 (LATE).
主要成果:
- ADNC与心血管疾病,LBD和/或LATE的结合显著损害了全球认知和特定的神经认知领域.
- 在ADNC中添加并发性病理导致认知和神经心理测试的整体表现恶化.
- 多重并发性神经退行性病理在评估时间段内并没有实质性地改变认知衰退的速度,这表明了附加效应而不是协同效应.
结论:
- 这些发现证实了混合病理对认知功能的累积影响.
- 这些结果提供了对伴随性神经病理学的特定相互作用的细微见解.
- 了解这些相互作用对于开发有针对性的生物标志物和有效的痴呆症疗法至关重要.
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