相关实验视频

Updated: May 7, 2026

Use of a Wireless Video-EEG System to Monitor Epileptiform Discharges Following Lateral Fluid-Percussion Induced Traumatic Brain Injury

Use of a Wireless Video-EEG System to Monitor Epileptiform Discharges Following Lateral Fluid-Percussion Induced Traumatic Brain Injury

Published on: June 21, 2019

周血管空间扩大是创伤性脑损伤后早期创伤后发作的预测因素吗?- 一项试点研究

G Hlauschek¹, B Sinclair², H Flatmark Sødal³

¹Division of Clinical Neuroscience, National Centre for Epilepsy, Full Member of European Reference Network on Rare and Complex Epilepsies (EpiCARE), Oslo University Hospital, Oslo, Norway; Institute of Clinical Medicine, Faculty of Medicine, University of Oslo, Oslo, Norway; Department of Neurosciences, The School of Translational Medicine, Monash University, Melbourne, Australia; Section for Clinical Neurophysiology, Department of Neurology, Oslo University Hospital, Oslo, Norway.

|February 18, 2026

概括

在MRI上放大周围血管空间 (ePVS) 似乎无法可靠地预测创伤性脑损伤 (TBI) 后的早期创伤后 (EPTS). 需要进一步的纵向研究,以了解与创伤后 (PTE) 相关的ePVS.

科学领域:

神经学神经学
放射学放射学是一门学科.
神经科学是一个神经科学.

背景情况:

创伤后 (PTE) 是创伤性脑损伤 (TBI) 的重要并发症.
早期创伤后 (EPTS) 是发展PTE的一个关键风险因素.
扩大周血管空间 (ePVS) 正在作为潜在的成像生物标志物进行研究.

研究的目的:

研究基于MRI的扩大周血管空间 (ePVS) 分析作为TBI后急性住院EPTS的成像生物标志物的潜力.
为了比较带有和没有EPTS的TBI患者之间的ePVS特征.

主要方法:

分析了40名患有EPTS (EPTS+) 的TBI患者和88名没有EPTS (EPTS-) 的TBI患者的队列.
大脑MRI是在TBI后一个月内获得的.
自动算法量化了ePVS数量,体积和不对称性;FreeSurfer分析了大脑体积.

主要成果:

在EPTS+和EPTS-患者之间的ePVS计数,体积或不对称性方面没有发现统计学上显著的差异.
在研究的TBI队列中,ePVS特征与EPTS发生率没有相关性.

结论:

在TBI后预测EPTS时,ePVS可能不是可靠的生物标志物.
建议进行跟踪ePVS变化的纵向研究,以探索它们与PTE发展的关系.
了解ePVS动态可以为管理TBI相关的策略提供信息.

关键词:

不对称性指数的指数早期的创伤后发作扩大的周围血管空间.神经成像生物标记物创伤性脑损伤是一种创伤性脑损伤.

更多相关视频

Inducing Post-Traumatic Epilepsy in a Mouse Model of Repetitive Diffuse Traumatic Brain Injury

Inducing Post-Traumatic Epilepsy in a Mouse Model of Repetitive Diffuse Traumatic Brain Injury

Published on: February 10, 2020

Author Spotlight: Imaging Pericytes Post-Subarachnoid Hemorrhaging in Rodents

Author Spotlight: Imaging Pericytes Post-Subarachnoid Hemorrhaging in Rodents

Published on: August 18, 2023

相关概念视频

Cerebral Edema ll: Pathophysiology

Cerebral Edema ll: Pathophysiology

Vasogenic edema is a major form of cerebral edema characterized by abnormal accumulation of fluid in the brain’s extracellular space due to disruption of the blood–brain barrier (BBB). The BBB is a specialized structure composed of endothelial cells connected by tight junctions, supported by astrocytic endfeet and a basement membrane. Under normal conditions, it tightly regulates the movement of ions, proteins, and solutes between the bloodstream and brain parenchyma. When this barrier loses...