动脉硬和动脉硬性负担与日本男性大脑结构变化的关联
Nazar M Azahar1,2,3, Yuichiro Yano1, Aya Kadota1,2
1NCD Epidemiology Research Center (NERC) Shiga University of Medical Science Shiga Japan.
Journal of the American Heart Association
|May 26, 2023
概括
动脉硬与阿尔茨海默氏病的脑体积减少有关,而动脉样硬化负担与日本男性脑血管损伤增加有关. 这些发现表明影响大脑结构的独立途径.
科学领域:
- 心血管健康和神经科学研究.
- 关于衰老和疾病的流行病学研究.
背景情况:
- 动脉硬和动脉样硬化负担与大脑结构变化的独立关联尚未得到充分理解.
- 同时评估这两种因素可以阐明大脑结构变化的机制.
研究的目的:
- 调查动脉硬和动脉样硬化负担与日本男性大脑结构变化的独立关联.
- 探索潜在的独特途径,将血管健康与大脑结构联系起来.
主要方法:
- 分析了来自SESSA队列的686名日本男性 (平均年龄67.9岁) 的数据.
- 测量臂脉冲波速 (动脉硬) 和冠状动脉化 (动脉硬性负担).
- 使用MRI,用多变量调整量化大脑体积和白质超强度的量化.
主要成果:
- 较高的动脉硬度 (臂脉冲波速) 与较低的阿尔茨海默病特征体积相关 (β = -0.33,P < 0.05).
- 较高的动脉样硬化负担 (冠状动脉化) 与白质强度增加有关 (β = 0.68,P < 0.05).
- 没有发现与大脑总体体积或灰质体积的显著关联.
结论:
- 动脉硬和动脉样硬化负担可能通过不同的机制独立影响大脑结构.
- 研究结果强调了动脉硬和动脉样硬化在神经退行症和脑血管损伤中的独特作用.
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