相关实验视频

Updated: Jul 12, 2025

Dynamic Digital Biomarkers of Motor and Cognitive Function in Parkinson's Disease

Dynamic Digital Biomarkers of Motor and Cognitive Function in Parkinson's Disease

Published on: July 24, 2019

在孤立的REM睡眠行为障碍和早期帕金森病中的神经解剖学发现:基于Voxel的形态测量研究

Giulia Donzuso¹, Calogero E Cicero¹, Loretta Giuliano¹

¹Department of Medical, Surgical Sciences and Advanced Technologies "GF Ingrassia", University of Catania, Via Santa Sofia 78, 95123, Catania, Italy.

Brain imaging and behavior

|October 28, 2023

概括

孤立的REM睡眠行为障碍 (iRBD) 和帕金森病 (PD) 与可能的RBD显示了前额和部区域的共享灰质变化. 这些发现表明,iRBD和PD之间有着共同的结构基础,可能是神经退行症的前身.

科学领域:

神经科学是一个神经科学.
神经学神经学
睡眠医学睡眠医学

背景情况:

孤立的快速眼动 (REM) 睡眠行为障碍 (iRBD) 是一种与帕金森病 (PD) 等α-synucleinopathies相关的睡眠障碍.
神经成像表明iRBD可能与PD共享或先于PD所见的结构和功能变化.
iRBD和PD之间的确切关系和共同点需要进一步调查.

研究的目的:

在iRBD和PD患者中调查可能的RBD (PD/pRBD) 的结构性大脑异常.
为了比较这些患者群体的灰质量与健康对照 (HC).
探索iRBD和PD之间潜在的共同神经解剖学基础.

主要方法:

招募的患者有视频多睡眠图 (VPSG) 确认的iRBD,PD/pRBD和HC.
用于所有受试者的结构性脑部MRI与3D T1加权的破坏梯度回声序列.
进行了Voxel-Based Morphometry-Ancova分析来比较灰色物质的差异.

主要成果:

基于voxel的形态测量显示,与HC相比,iRBD和PD/pRBD组的灰质物质发生了显著的变化.
这些结构异常主要位于前额叶和叶皮层区域.
这些发现表明,潜在的共同结构平台将iRBD和PD联系起来.

结论:

参与睡眠周期控制的皮质区域的结构异常存在于iRBD和PD/pRBD中.
这些共同的模式表明iRBD和PD的共同神经解剖基础.
需要进一步的纵向研究,以了解这些变化在RBD相关的神经退行症的进展.

关键词:

磁共振成像 (MRI) 是一种磁共振成像技术.帕金森病 (PD) 是一种疾病.雷姆睡眠行为障碍 (RBD)基于声素的形态测量 (VBM)

更多相关视频

Identification of Disease-related Spatial Covariance Patterns using Neuroimaging Data

Identification of Disease-related Spatial Covariance Patterns using Neuroimaging Data

Published on: June 26, 2013

Meta-analysis of Voxel-Based Neuroimaging Studies using Seed-based d Mapping with Permutation of Subject Images SDM-PSI

Meta-analysis of Voxel-Based Neuroimaging Studies using Seed-based d Mapping with Permutation of Subject Images SDM-PSI

Published on: November 27, 2019

相关概念视频

REM Sleep Behavior Disorder

REM Sleep Behavior Disorder

REM Sleep Behavior Disorder (RBD) is a sleep disorder characterized by the absence of muscle paralysis that normally occurs during the REM phase of sleep. This absence allows individuals to physically act out their dreams, which are often vivid and disturbing. Common behaviors exhibited during episodes include kicking, punching, and yelling. These actions can be dangerous, potentially leading to injuries for the person with RBD or their bed partner.
RBD is significantly associated with...

Neural Regulation

Neural Regulation

Digestion begins with a cephalic phase that prepares the digestive system to receive food. When our brain processes visual or olfactory information about food, it triggers impulses in the cranial nerves innervating the salivary glands and stomach to prepare for food.

Parkinson's Disease: Overview

Parkinson's Disease: Overview

Neurodegenerative disorders are progressive diseases that cause irreversible damage and loss to neurons in specific brain areas. Examples of these disorders include Parkinson's disease, Alzheimer's disease, Multiple Sclerosis (MS), and Amyotrophic Lateral Sclerosis (ALS). These disorders share characteristics such as proteinopathies, selective neuronal vulnerability, and a complex interplay between genetic and environmental factors. The primary therapeutic goal for these conditions is...