动脉动脉样硬化与大脑白质病变之间的病理生理联系
Wookjin Yang1, Keun-Hwa Jung2, Kyung-Il Park3,4
1Department of Neurology, Asan Medical Center, Seoul, Korea.
Scientific reports
|February 24, 2025
概括
动脉动脉样硬化,特别是血液动力学狭窄,与白质超强度 (WMH) 有关. 这一发现表明,血液动力学妥协可能解释WMH的发展,影响认知和步态功能.
科学领域:
- 神经学 神经学
- 血管医学 血管医学
- 放射学 放射学是一门学科.
背景情况:
- 动脉样硬化是脑血管疾病的一个已知的危险因素.
- 白质过强度 (WMH) 与认知障碍和步态障碍有关.
- 动脉样硬化和WMH的特定模式之间的关系需要进一步阐明.
研究的目的:
- 调查动脉样硬化不同阶段与区域白质过强度 (WMH) 体积之间的关联.
- 为了确定将动脉样硬化与WMH联系起来的潜在机制.
主要方法:
- 追溯分析了1058名健康个体,这些人接受了动脉多普勒超声波和脑磁共振.
- 动脉样硬化分为四个阶段:正常,没有狭窄的斑块,解剖狭窄和血液动力狭窄.
- 使用自动图像分析和与动脉样硬化阶段的统计关联,量化总,周周和皮层下WMH体积.
主要成果:
- 解剖学和血液动力学狭窄症都与增加的总和周周结膜WMH体积有关.
- 血液动力学狭窄症与总体和周周结膜WMH独立相关.
- 血液动力学狭窄的程度,而不是斑块扩展或解剖学狭窄,与WMH体积有显著的相关性,主要是在周周结节区域.
结论:
- 动脉动脉样硬化中的血液动力学损害是与白质超强度相关的重要因素.
- 这种关联主要影响周周结膜白质,这表明认知和步态问题的机制.
- 这些发现突显了评估动脉动力学意义在动脉样硬化中的重要性,以预测WMH.
更多相关视频
09:11Performing Permanent Distal Middle Cerebral with Common Carotid Artery Occlusion in Aged Rats to Study Cortical Ischemia with Sustained Disability
Published on: February 23, 2016
21.5K
05:19A Mouse Model for Vascular Cognitive Impairment and Dementia Based on Needle-guided Asymmetric Bilateral Common Carotid Artery Stenosis
Published on: November 22, 2024
387
相关概念视频
The Arch of Aorta
528
The coronary arteries, originating from the ascending aorta, bifurcate from two sinuses located within the ascending aorta. Positioned just above the aortic semilunar valve, these sinuses house essential aortic baroreceptors and chemoreceptors, crucial for maintaining cardiac function. The left coronary artery and the right coronary artery branch off from the left posterior and anterior aortic sinuses, respectively.
Encircling the heart, the coronary arteries form a ring-like structure before...
Encircling the heart, the coronary arteries form a ring-like structure before...
528
Arteries of the Head and Neck
984
The human body's intricate network of arteries ensures that every organ system receives the necessary oxygen and nutrients for optimal function. The arterial network in the head and neck region is particularly complex, providing vital blood flow to the brain, eyes, and other critical structures. Prominent arteries in this region include the internal carotid arteries and the vertebral arteries.
The internal carotid arteries supply blood to the anterior portion of the cerebrum. They enter the...
The internal carotid arteries supply blood to the anterior portion of the cerebrum. They enter the...
984
