探索脚肌肉功能在帕金森病中步行障碍和跌倒风险中的作用
Jared W Skinner1, Alan R Needle2
1Department of Public Health and Exercise Science, Appalachian State University, Boone, NC, USA.
Human movement science
|December 13, 2024
概括
在帕金森病 (PD) 中,脚肌肉疲弱和力量控制不良与步行问题和跌增加有关. 加强脚肌肉可能有助于降低患有PD的个体的跌倒风险.
科学领域:
- 神经学 神经学
- 生物力学 生物力学
- 老年学是一门学科.
背景情况:
- 帕金森病 (PD) 与老年人 (OA) 相比,跌倒风险高出五倍,主要是由于步态障碍和肌肉损伤.
- 脚肌功能对步态变化和PD下降的具体贡献仍未得到充分研究.
- 了解这些缺陷对于制定有针对性的防摔策略至关重要.
研究的目的:
- 研究患有PD的个体关节肌肉强度,力稳定性,步态变化和跌倒史之间的关系.
- 为了比较患有PD的个体与年龄相匹配的老年人 (OA) 之间的脚肌肉功能和步行特征.
- 确定减少帕金森病中跌倒风险的潜在治疗点.
主要方法:
- 一项病例控制研究涉及15名患有PD的个人和15名年龄相匹配的OA.
- 评估12米步行过程中的步态变量和可变性.
- 使用异动力动力计测量脚脚下和背部的强度和同位力稳定性.
主要成果:
- 与OA相比,患有PD的个体表现出明显较低的脚脚下伸缩和背伸缩强度.
- 在PD组中观察到受损的脚力稳定性,特别是在较低的力输出时.
- 在PD中,脚强度降低和力量稳定性受损与较高的跌倒数量显著相关.
结论:
- 脚肌肉的强度和力稳定性在帕金森病患者的步态变化和跌倒风险中发挥着关键作用.
- 脚肌功能缺陷是导致PD步态障碍的一个关键因素.
- 有针对性的关节肌肉强化干预措施在改善PD患者的步态和降低跌倒风险方面显示出有前途.
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