在帕金森病中转变障碍与认知功能之间的关联
Shanhu Xu1,2, Linlin Kong1, Xiaoli Liu2
1Department of Neurology Second Affiliated Hospital Zhejiang University School of Medicine Hangzhou China.
Aging medicine (Milton (N.S.W))
|September 2, 2025
概括
包括步数和角度速度在内的转向性能可以帮助识别帕金森病患者的认知障碍. 这些指标,特别是在360度转时,显示了区分认知衰退与PD正常认知的潜力.
科学领域:
- 神经学
- 运动障碍
- 认知神经科学
背景情况:
- 帕金森病是一种影响运动功能的神经退行性疾病.
- 认知障碍 (CI) 是PD常见的非运动症状,影响日常生活.
- 对PD患者认知状态的客观评估对于管理至关重要.
研究的目的:
- 研究帕金森病患者转向参数与认知状态之间的关联.
- 确定转性能指标在区分与PD相关的认知障碍 (CI) 与正常认知 (NC) 的有效性.
主要方法:
- 168名PD患者 (102名NC,66名CI) 使用MATRIX可穿戴系统进行了180°和360°转向试验.
- 评估转向参数:转向时间,步数,平均角速度 (MAV) 和峰值角速度 (PAV).
- 使用微型心理状态检查 (MMSE) 和蒙特利尔认知评估 (MoCA) 评估认知功能.
主要成果:
- 与NC患者相比,患有CI的PD患者的转换持续时间更长,步数更高.
- 在180°和360°转时,PD-CI组的MAV和PAV都较低.
- 在360度转时的步数和MAV有效区分了PD-CI和PD-NC (AUC为0.781和0.789).
结论:
- 转动性能指标与PD的认知状态有显著的关联.
- 使用可穿戴系统进行360度转向分析可以帮助评估PD患者的认知障碍.
- 对360度转向特征的常规临床评估可能有助于更好地理解PD中的CI.
相关概念视频
01:15Parkinson's Disease: Overview
702
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...
702
01:24Parkinson's Disease: Treatment
376
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 is primarily a result of the loss of dopaminergic neurons in the substantia nigra pars compacta. The cornerstone of...
376
01:14Role of Cerebellum and Prefrontal Cortex in Memory
570
The cerebellum, while traditionally associated with motor control, also plays a crucial role in memory, particularly in procedural memory, which involves learning motor tasks that become automatic through repetition. For example, studies have shown that when the cerebellum is damaged, individuals or animals lose the ability to learn conditioned motor responses, such as the conditioned eye-blink response in classical conditioning experiments with rabbits. This study demonstrates the...
570
01:26Alzheimer's Disease: Overview
666
Alzheimer's Disease (AD) is a continually advancing neurodegenerative disorder, distinguished by escalating memory loss, cognitive dysfunction, and dementia. The disease unfolds in three stages: preclinical, mild cognitive impairment (MCI), and dementia. Its onset is insidious, and the progression gradual, with the cause not well explained by other disorders.
The clinical diagnosis of AD hinges on the presence of memory and other cognitive impairments. Biomarkers, such as changes in Aβ...
The clinical diagnosis of AD hinges on the presence of memory and other cognitive impairments. Biomarkers, such as changes in Aβ...
666
01:37Neural Regulation
39.9K
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.
39.9K