相关实验视频

Updated: Jun 8, 2026

Investigations on Alterations of Hippocampal Circuit Function Following Mild Traumatic Brain Injury

Investigations on Alterations of Hippocampal Circuit Function Following Mild Traumatic Brain Injury

Published on: November 19, 2012

大脑结构的区域和全球变化1年后儿科"轻度"创伤性脑损伤

Upasana Nathaniel¹, Tracey V Wick¹, Josef L Ling¹

¹The Mind Research Network/Lovelace Biomedical Research Institute, Albuquerque, NM, USA.

Annals of neurology

|June 6, 2025

概括

儿科轻度创伤性脑损伤 (pmTBI) 可以改变大脑发育,严重程度与大脑年龄和海马变化有关. 客观生物标志物对于理解长期的pmTBI影响至关重要.

科学领域:

神经科学是一个神经科学.
发育神经科学的发展神经科学.
儿科创伤学儿科创伤学

背景情况:

儿科轻度创伤性脑损伤 (pmTBI) 很常见,但其在神经发育期间的长期结构性脑影响尚不清楚.
评估pmTBI的影响需要考虑动态的神经发育变化和区域特异性.

研究的目的:

研究pmTBI对全球和区域大脑结构的长期影响.
确定pmTBI如何影响儿童和青少年的神经发育轨迹.

主要方法:

预期纵向研究设计与神经成像在7天,4个月,1年后的伤害.
包括269个pmTBI病例和232个年龄/性别匹配的健康对照.
评估大脑年龄,海马体积,子场和皮层厚度.

主要成果:

pmTBI与增加的大脑年龄,额叶皮层厚度和海马缩症相关,损伤后长达1年.
损伤的严重程度显示了对海马神经发育的剂量依赖性影响,包括CA1子领域.
脑震荡后的症状与观察到的结构性大脑变化没有相关性.

结论:

在pmTBI中,损伤的严重程度与全球和区域大脑结构的变化有剂量依赖的关系.
客观生物标志物在评估长期pmTBI后果方面优于主观症状.
研究结果强调需要客观措施来了解儿科TBI影响.

更多相关视频

Assessing Changes in Synaptic Plasticity Using an Awake Closed-Head Injury Model of Mild Traumatic Brain Injury

Assessing Changes in Synaptic Plasticity Using an Awake Closed-Head Injury Model of Mild Traumatic Brain Injury

Published on: January 20, 2023

A Pediatric Concussion Model in Mice: Closed Head Injury with Long-Term Disorders (CHILD)

A Pediatric Concussion Model in Mice: Closed Head Injury with Long-Term Disorders (CHILD)

Published on: February 7, 2025

相关概念视频

Traumatic Brain Injury l: Introduction

Traumatic Brain Injury l: Introduction

DefinitionTraumatic brain injury, or TBI, is a disturbance of normal brain function induced by an external mechanical force, such as a direct blow to the head or a penetrating injury. It can affect both brain structure and function, producing a wide range of clinical outcomes. TBI is a heterogeneous condition, meaning its effects may differ based on the type, location, and severity of the injury.Basis of ClassificationTBI is classified based on severity, injury mechanism, or pathophysiology. In...