相关实验视频

Updated: Jun 5, 2025

Characterizing the Relationship Between Eye Movement Parameters and Cognitive Functions in Non-demented Parkinson's Disease Patients with Eye Tracking

Characterizing the Relationship Between Eye Movement Parameters and Cognitive Functions in Non-demented Parkinson's Disease Patients with Eye Tracking

Published on: September 26, 2019

在新发帕金森病时,对levodopa的急性旋反应的不同模式

Claudio Terravecchia¹, Giovanni Mostile^1,2, Clara Grazia Chisari¹

¹Department "G.F. Ingrassia", Section of Neurosciences, University of Catania, Via Santa Sofia 78, 95123, Catania, Italy.

Journal of neurology

|December 12, 2024

概括

利沃多巴 (LD) 改善了早期帕金森病 (PD) 患者的视觉导向动 (VGS). 然而,一些患者在LD后表现出VGS恶化,这表明不同的PD亚型和VGS在表型化中的潜力.

科学领域:

神经科学是一个神经科学.
运动障碍运动障碍
眼科医生眼科眼科

背景情况:

在新发帕金森病 (PD) 中,使用急性挑战测试对视觉导向 (VGS) 的L-多巴 (LD) 作用进行了不足的研究.
患PD的特点是运动缺陷,包括眼动运动障碍.

研究的目的:

为了评估LD对VGS的急性影响,在新的PD患者中.
在这个人群中识别VGS对LD反应的独特模式.

主要方法:

在基线和LD/carbidopa给药2小时后,对32名新发PD患者和17名健康对照 (HCs) 进行了VGS评估.
PD患者的基线VGS与HCs进行了比较.
根据VGS对LD的反应 (改善与恶化) 来分组PD患者.

主要成果:

与HC相比,De novo PD患者的上升VGS速度和幅度降低,在LD后得到改善.
结果分为两个小组:A组 (改善,n=19) 和B组 (恶化,n=13).
组A具有基线垂直VGS赤字,而组B显示横向和垂直VGS参数的LD诱导恶化;组B的女性患病率更高.

结论:

在新的PD患者中,出现显著的垂直VGS损伤,在LD时急剧改善.
对LD的多种分支反应表明PD表型化中的VGS的潜力.
对VGS模式的进一步研究可能有助于理解PD异质性.

关键词:

眼睛的运动眼睛的运动这就是L-多巴.帕金森病是帕金森氏症的一种疾病.萨卡德斯 (Saccades) 是一个神话.

更多相关视频

Induction and Assessment of Levodopa-induced Dyskinesias in a Rat Model of Parkinson's Disease

Induction and Assessment of Levodopa-induced Dyskinesias in a Rat Model of Parkinson's Disease

Published on: October 14, 2021

Using Saccadometry with Deep Brain Stimulation to Study Normal and Pathological Brain Function

Using Saccadometry with Deep Brain Stimulation to Study Normal and Pathological Brain Function

Published on: July 14, 2016

相关概念视频

Parkinson's Disease: Treatment

Parkinson's Disease: Treatment

Neurodegenerative disorders, such as Parkinson's Disease (PD), involve the gradual and irreversible destruction of neurons in particular brain areas. These disorders exhibit standard features like proteinopathies, selective vulnerability of some neurons, and an interaction of intrinsic properties, genetics, and environmental influences in neural injury.
Parkinson's Disease is primarily a result of the loss of dopaminergic neurons in the substantia nigra pars compacta. The cornerstone of...

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...

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.