左心房功能与血管大脑损伤的关联:社区动脉样硬化风险研究
Wendy Wang1, Pamela L Lutsey1, Riccardo M Inciardi2
1Division of Epidemiology and Community Health, School of Public Health, University of Minnesota, Minneapolis, Minnesota, USA.
European journal of neurology
|November 21, 2024
概括
降低左心房功能与通过血管大脑损伤增加痴呆风险有关. 左下心房水库和导管应变与大脑微型出血和脑梗塞相关.
科学领域:
- 心脏病学 心脏病学
- 神经学 神经学
- 老年学是指老年学的学科.
背景情况:
- 左下心房 (LA) 功能与痴呆症风险增加有关.
- 血管性脑损伤是已知的痴呆风险较高的相关因子.
- 在LA功能和血管大脑损伤之间的机械联系需要进一步的研究.
研究的目的:
- 评估左心房功能与脑磁共振成像 (MRI) 标记器血管脑损伤之间的横截面关联.
- 调查LA功能受损是否与大脑微型出血和脑梗塞有关.
主要方法:
- 1488名没有痴呆症,中风或心房动的参与者接受了心声回声和脑磁共振.
- 在四分位数中分析了左心房功能的测量 (水库,导管,收缩应变).
- 大脑MRI评估了大脑微型血流,脑梗塞和白质超强度 (WMH) 体积.
主要成果:
- 较低的LA水库和导管应变与较高的脑微出血率有关.
- 减少LA导管应变与增加脑梗塞的几率相关.
- 较低的LA收缩菌株与较低的脑梗塞几率有关;没有发现与WMH体积的联系.
结论:
- 左心房水库和导管应变与大脑微型出血和脑梗塞有关.
- 损坏的LA功能可能会通过血管大脑损伤导致痴呆风险.
- 需要进一步的前性研究来证实这些关联.
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