在SOL-INCA-MRI中,西班牙裔和拉丁裔成年人的周周血管空间扩大
Tuyet T Nguyen1, Baljeet Singh1, Daniel Schwartz2
1University of California Davis CA USA.
Journal of the American Heart Association
|January 14, 2026
概括
扩大周血管空间 (ePVS) 与西班牙裔和拉丁裔成年人的脑血管疾病和认知衰退有关. 这些发现强调了ePVS作为这种代表性不足的人群中血管脑损伤的潜在标志物.
科学领域:
- 神经学 神经学
- 放射学 放射学是一门学科.
- 公共卫生 公共卫生
背景情况:
- 西班牙裔和拉丁裔成年人患痴呆症和血管疾病的患病率较高,但在研究中代表性不足.
- 这项研究通过在大量西班牙裔和拉丁裔人群中调查扩大周血管空间 (ePVS) 来解决这一差距.
研究的目的:
- 检查ePVS和脑血管小血管疾病之间的初步关联.
- 调查ePVS,皮质缩和西班牙裔和拉丁裔成年人的认知障碍之间的关系.
主要方法:
- 从SOL-INCA-MRI研究中的2161名参与者的脑部MRI分析.
- 在大脑白质中自动量化EPVS体积的自动量化,与大脑总体积的余量化.
- 回归模型评估了ePVS,人口统计,MRI测量和认知障碍之间的关联.
主要成果:
- 剩余的ePVS体积与年龄,心脏病发作,白质过强度,大脑微型血流以及皮质/海马缩缩相关.
- 认知障碍的参与者显示出明显更大的ePVS体积.
- 在对头部大小进行调整后,在ePVS体积上没有观察到任何显著的性别差异.
结论:
- 在这个队列中发现了ePVS体积和脑血管疾病,缩和认知障碍标志物之间的显著关联.
- 在西班牙裔和拉丁裔个体中,ePVS可能作为血管大脑损伤的额外标记.
相关概念视频
Imaging Studies for Cardiovascular System IV: CMRI
307
Cardiovascular magnetic resonance imaging, or CMRI, is a non-invasive diagnostic test that employs a magnetic field and radiofrequency waves to create precise images of the heart and arteries. It provides comprehensive information about cardiac anatomy, function, perfusion, and tissue characterization without ionizing radiation.IndicationsCMRI diagnoses various heart conditions, including tissue damage from heart attacks, ischemic heart disease, myocarditis, aortic issues (tears, aneurysms,...
307
Imaging Studies VII: Vascular Imaging
309
DefinitionRenal angiography, also known as renal arteriography, is an imaging technique used to obtain a comprehensive view of blood flow and the vascular structure of blood vessels in the kidneys and surrounding areas.PurposeRenal angiography detects blood vessel abnormalities in the kidneys, such as aneurysms, stenosis, thrombosis, vascular tumors, and renal artery stenosis. It evaluates kidney function and guides interventional treatments like angioplasty or stent placement.Pre-Procedure...
309
Imaging Studies IV: Magnetic Resonance Imaging
221
Introduction:Magnetic Resonance Imaging, or MRI, can include a specialized imaging technique of the urinary system known as Magnetic Resonance Urography (MRU). This radiation-free technique uses strong magnetic fields and radio waves to produce detailed images with the help of a computer. MRU is particularly effective for visualizing fluid-filled structures like the kidneys, ureters, and bladder.Applications of MRI in the Genitourinary SystemKidneys and Ureters: MRI detects tumors, cysts,...
221
Magnetic Resonance Imaging
9.0K
Magnetic resonance imaging (MRI) is a noninvasive medical imaging technique based on a phenomenon of nuclear physics discovered in the 1930s, in which matter exposed to magnetic fields and radio waves was found to emit radio signals. In 1970, a physician and researcher named Raymond Damadian noticed that malignant (cancerous) tissue gave off different signals than normal body tissue. He applied for a patent for the first MRI scanning device in clinical use by the early 1980s. The early MRI...
9.0K
Imaging Studies I: CT and MRI
785
Introduction: MRI and CT scans are crucial advancements in medical imaging techniques, playing a vital role in diagnosing conditions related to the gastrointestinal (GI) system. Each scan serves distinct purposes, targets specific areas, and requires unique nursing duties.
Description of the Procedures
Computed Tomography (CT) scan:
Computed Tomography (CT) scans use X-ray technology to generate detailed images of bones, organs, and tissues. During the scan, the patient lies on a moving table...
Description of the Procedures
Computed Tomography (CT) scan:
Computed Tomography (CT) scans use X-ray technology to generate detailed images of bones, organs, and tissues. During the scan, the patient lies on a moving table...
785
Radiological Investigation II: MRI and Ventilation Perfusion Scan
526
Description
Magnetic Resonance Imaging (MRI) and Ventilation Perfusion Scans are two radiological investigations that offer detailed diagnostic images of the body, particularly lung structures.
MRI
MRI uses magnetic fields and radiofrequency signals to distinguish between normal and abnormal tissues. This technology provides a more detailed diagnostic image than CT scans, enabling it to characterize pulmonary nodules, stage bronchogenic carcinoma, and evaluate inflammatory activity in...
Magnetic Resonance Imaging (MRI) and Ventilation Perfusion Scans are two radiological investigations that offer detailed diagnostic images of the body, particularly lung structures.
MRI
MRI uses magnetic fields and radiofrequency signals to distinguish between normal and abnormal tissues. This technology provides a more detailed diagnostic image than CT scans, enabling it to characterize pulmonary nodules, stage bronchogenic carcinoma, and evaluate inflammatory activity in...
526


