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血管风险因素和老龄化中的大脑健康:来自社区的队列研究的见解
Wenxiao Wang1,2, Yiru Yang3, Feng Sang1,4
1Faculty of Psychology, State Key Laboratory of Cognitive Neuroscience and Learning, Beijing Normal University, Beijing, China.
Journal of Alzheimer's disease : JAD
|May 24, 2024
概括
糖尿病和高血压等血管风险因素显著损害记忆力和大脑结构,特别是当它们结合在一起时. 针对这些因素的早期干预对于防止老年人群认知能力下降至关重要.
科学领域:
- 神经科学是一个神经科学.
- 老年学是一门学科.
- 公共卫生 公共卫生
背景情况:
- 人口日益老龄化和阿尔茨海默病 (AD) 的高患病率需要早期预防策略.
- 血管风险因素 (VRF) 与阿尔茨海默病有很强的关联,是干预措施的潜在目标.
研究的目的:
- 调查VRF对社区群体认知表现和大脑结构的影响.
- 确定影响认知功能和大脑完整性的特定VRF.
主要方法:
- 这是一项对4667名50岁以上的参与者进行的横截面研究,来自北京老龄化大脑复苏计划.
- 通过采访评估认知功能和VRF (糖尿病,高血压,高脂血症,肥胖,吸烟).
- 在719名参与者身上进行了MRI扫描 (T1加权,扩散加权),以分析灰质体积和白质网络.
主要成果:
- 糖尿病对记忆产生了负面影响,并导致右上边缘缩.
- 仅仅高血压就会影响记忆,而不会造成结构性变化.
- 伴随性糖尿病和高血压导致最严重的认知和结构性缺陷.
- 超脂血与增强的认知和保存的大脑结构有关.
结论:
- VRF对认知和大脑结构完整性有不同的影响.
- 糖尿病和高血压的联合作用对大脑健康尤其有害.
- 针对特定VRF并发症患者的量身定制干预措施对于管理认知衰退至关重要.
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