在老年黑人死者中脑血管病理和认知结果
Alifiya Kapasi1,2, Ana W Capuano1,3, Paniz Mojdeganlou1
1Rush Alzheimer's Disease Center (A.K., A.W.C., P.M., D.A.B., M.L., S.E.L., J.A.S., L.L.B.), Rush University Medical Center, Chicago, IL.
Stroke
|April 28, 2025
概括
脑血管病理,如微型心脏病发作和动脉样硬化,在老年黑人中很常见,并且与认知能力低下有关. 这些发现在各个种族群体中都是相似的.
科学领域:
- 神经病理学神经病理学
- 神经科学是一个神经科学.
- 老年学是一门学科.
背景情况:
- 有限的神经病理学研究调查老年黑人成年人的脑血管病理和认知.
- 了解这些关联对于解决不同老龄人口的认知衰退至关重要.
研究的目的:
- 为了检查老年黑人成年人中脑血管病理的患病率.
- 研究大脑血管病理与认知功能之间的关联.
- 为了比较脑血管病理负担和认知关联的种族差异.
主要方法:
- 来自四个协调的纵向队列研究的参与者的嵌套副研究.
- 在112名黑人死者中对脑血管和神经退行性病理的神经病理学评估.
- 马哈拉诺比斯距离匹配,以比较112名黑人后裔与214名白人后裔.
主要成果:
- 在黑人死者中,宏观性心脏病发作 (37%),微型心脏病发作 (30%),基底腺动脉样硬化 (20%),大脑粉样血管病变 (32%) 和动脉样硬化 (14%) 的发生率.
- 微型心脏病发作和基底动脉动脉硬化与全球认知能力低下有关,独立于神经退行性病理.
- 种族比较揭示了类似的脑血管病理和认知关联的负担.
结论:
- 大脑血管病理,特别是混合型的病理,在老年黑人死者中很普遍.
- 微型心脏病发作和动脉样硬化与认知能力的下降有关,即使存在神经退行性疾病.
- 脑血管病理负担及其认知影响在黑人和白人死者之间是可比的.
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