微血管和宏血管大脑疾病概况及其与认知能力的关联:一个跨部门临床病理学研究
Raul Dos Reis Ururahy1, Alberto Fernando Oliveira Justo2, Renata Elaine Paraizo Leite2
1Division of Geriatrics-Laboratório de Patologia Cardiovascular (LIM 22), University of São Paulo Medical Schoolo Paulo Medical School, Brazil. (R.d.R.U., E.F., C.K.S.).
Stroke
|February 13, 2026
概括
性动脉样硬化 (HA) 和微血管/宏血管综合疾病与老年人认知功能较差有关. 这项研究强调了脑血管疾病对认知的影响,特别是在多样化的群体中.
科学领域:
- 神经学 神经学
- 流行病学 流行病学
- 病理学 病理学 病理学
背景情况:
- 大脑血管疾病在老年人中很常见,与认知障碍有关.
- 血管疾病在认知衰退中的作用尚未得到充分研究,特别是在非白人群体中.
- 这项研究考察了血管疾病的表型及其在多样化的人口中的认知关联.
研究的目的:
- 研究血管疾病表型的流行病学和临床特征.
- 评估不同人群中血管疾病和认知能力之间的关联.
- 为了比较微血管和宏血管疾病对认知的影响.
主要方法:
- 一项基于巴西人口的临床病理学研究包括1584名参与者 (平均年龄为74.3岁).
- 性动脉样硬化 (HA) 评估了微血管疾病 (Micro[+]),内动脉样硬化评估了宏血管疾病 (Macro[+]).
- 线性回归模型分析了四种血管形状 (微/宏组合) 和个体疾病类型的认知关联.
主要成果:
- 微血管疾病 (31%) 的发生率略高于宏血管疾病 (29%).
- 患有微血管疾病 (Micro[+]) 的参与者年龄较大,女性更常见,认知能力较差.
- 无论是HA (P=0.004) 还是联合的Micro[+]/Macro[+]表型 (P=0.005),都与较差的认知能力有显著的关联.
结论:
- 氨酸动脉样硬化与内动脉样硬化一样普遍.
- 无论是HA还是联合的微血管/宏血管疾病表型,都与认知功能下降相关.
- 血管疾病包括微观和宏观成分,显著影响认知健康.
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