精神性非发作患者的淋巴系统活动和大脑形态学
Miho Ota1, Daichi Sone2, Yoko Shigemoto2
1Neuropsychiatry, University of Tsukuba, Tsukuba, JPN.
Cureus
|February 27, 2024
概括
精神性非发作 (PNES) 与淋巴系统变化无关. 然而,PNES患者在特定的大脑区域显示白质完整性的改变和灰质体积的减少.
科学领域:
- 神经成像是一种神经成像.
- 神经学 神经学
- 神经科学是一个神经科学.
背景情况:
- 精神性非发作 (PNES) 是一种功能性神经系统疾病.
- 了解PNES的神经基础对于有效治疗至关重要.
研究的目的:
- 研究淋巴系统在PNES中的作用.
- 使用先进的神经成像技术,比较PNES患者和健康对照人群之间的淋巴系统活性.
主要方法:
- 使用了扩散张力成像 (DTI) 和沿周围血管空间 (ALPS) 的分析.
- 计算DTI-ALPS指数是为了评估淋巴功能.
- 分析了16名PNES患者和25名健康参与者的大脑结构变化.
主要成果:
- 在PNES患者和对照人群之间没有观察到DTI-ALPS指数 (淋巴功能) 的显著差异.
- PNES患者表现出白质完整性降低 (后侧环膜中小分离异性变异性降低).
- 患有PNES的患者表现出灰质体积变化 (杏仁体积减少) 和左侧胰岛周围平均扩散率增加.
结论:
- 该研究没有发现PNES中淋巴系统损伤的证据.
- PNES与白质完整性缺陷和灰质体积减少有关.
- 这些发现有助于更好地了解PNES的神经生物学.
更多相关视频
相关概念视频
Arteries of the Lower Limbs
189
Epilepsy is a chronic neurological disease marked by recurrent, unpredictable seizures. These seizures are caused by abnormal electrical discharges in the brain, leading to behavior, sensation, or consciousness alterations. They can also cause transient impairment of awareness, interfering with daily activities.
Various factors can trigger epilepsy, including genetic factors, brain damage, metabolic causes, and unknown etiology. Diagnosis of epilepsy involves electroencephalography (EEG), which...
Various factors can trigger epilepsy, including genetic factors, brain damage, metabolic causes, and unknown etiology. Diagnosis of epilepsy involves electroencephalography (EEG), which...
189
Seizures: Classification
349
Epilepsy is primarily characterized by unpredictable seizures, either provoked by an identifiable factor, such as injury or illness, or unprovoked, occurring spontaneously without apparent cause.
Seizures are typically classified into two main categories: focal and generalized seizures.
Focal Seizures
Focal seizures originate from specific regions of the brain. These seizures are further sub-classified into two types:
Seizures are typically classified into two main categories: focal and generalized seizures.
Focal Seizures
Focal seizures originate from specific regions of the brain. These seizures are further sub-classified into two types:
349


