ターン障害とパーキンソン病における認知機能との関連
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
まとめ
ステップ数と角速度を含むターニング性能は,パーキンソン病 (PD) 患者の認知障害を特定するのに役立ちます. これらの指標は,特に360°のターンでは,PDにおける認知低下と正常認知を区別する可能性を示しています.
科学分野:
- 神経学
- 運動障害
- 認知神経科学
背景:
- パーキンソン病 (PD) は,運動機能に影響する神経変性疾患です.
- 認知障害 (CI) はPDの一般的な非運動症状で,日常生活に影響します.
- 認知状態の客観的な評価はPDの管理に不可欠です.
研究 の 目的:
- パーキンソン病 (PD) の患者のターンパラメータと認知状態との関連を調査する.
- PDに関連する認知障害 (CI) と正常認知 (NC) を区別するターンパフォーマンスメトリックの有効性を決定する.
主な方法:
- 168人のPD患者 (102人のNC,66人のCI) は,MATRIXウェアラブルシステムを用いて180°と360°の回転試験を受けた.
- ターンパラメータの評価:ターン期間,ステップ数,平均角速度 (MAV),ピーク角速度 (PAV).
- ミニメンタルステート試験 (MMSE) とモントリオール認知評価 (MoCA) で評価された認知機能.
主要な成果:
- CIのPD患者は,NCの患者と比較して,より長いターン期間とより高いステップ数を示した.
- PD-CIグループは,180°と360°の両方において,より低いMAVとPAVを示しました.
- 360°回転中のステップカウントとMAVはPD-CIとPD-NCを効果的に区別しました (AUC 0.781と0.789).
結論:
- ターンパフォーマンス指標はPDの認知状態と有意に関連しています.
- ウェアラブル・システムを用いた360度回転分析は,PD患者の認知障害の評価に役立ちます.
- 360°の回転特性の定期的な臨床評価は,PDにおけるCIの理解を向上させる可能性がある.
関連する概念動画
Parkinson'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
Parkinson'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
Role 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
Alzheimer'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
Neural 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


