在新发帕金森病中大脑结构的性别差异:一个横截面和纵向的神经成像研究
Hui Li1, Xuejia Jia1, Min Chen1
1Department of Radiology, Beijing Chaoyang Hospital, Capital Medical University, Beijing, China.
Journal of Parkinson's disease
|May 30, 2023
概括
男性帕金森病患者在诊断时比女性大脑缩更大. 两性进展相似,但女性随着时间的推移保持了结构优势,这表明性别特异的神经保护作用.
科学领域:
- 神经成像是一种神经成像.
- 神经退行性疾病 神经退行性疾病
- 医学中的性别差异.
背景情况:
- 帕金森病 (PD) 的发病率,症状和进展在性别之间具有变化.
- 性对脑结构变化的影响,无论是横截面还是纵横,在PD中仍然不充分理解.
研究的目的:
- 用灰质体积 (GMV) 和皮质厚度来研究大脑结构的基于性别的差异.
- 为了在新诊断的,未经药物治疗的帕金森病患者中比较这些差异的横截面和纵向.
主要方法:
- 利用了来自帕金森病进展标记计划的数据,包括262名PD患者和113名对照.
- 使用MRI扫描和认知评估对灰质体积和皮质厚度进行横截面和纵向分析.
- 采用双样本t测试进行横截面比较和重复测量ANOVA进行纵向变化,在考虑到年龄和性别影响后.
主要成果:
- 男性PD患者在基线时表现出更显著的脑缩和皮质厚度降低,特别是在小脑,额头,额头和叶.
- 从长度看,男性和女性PD患者的疾病进展率相似,女性保持结构优势.
- 基线皮质厚度在右前中心环与男性运动功能下降相关.
结论:
- 研究结果表明,在整个帕金森病进展过程中,性对神经解剖学有显著的影响.
- 这些见解可能会增强对PD神经退行过程的理解.
- 结果可以为帕金森病的性别特异性治疗策略的开发提供信息.
相关概念视频
Neural Regulation
39.6K
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.
39.6K
Parkinson's Disease: Overview
614
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...
614
Parkinson's Disease: Treatment
308
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...
308


