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相关概念视频

Brain Imaging01:14

Brain Imaging

Brain imaging technologies provide critical insights into both the structure and function of the human brain, enabling medical professionals and researchers to diagnose, study, and treat neurological disorders or psychiatric disorders more effectively.
These technologies include computerized axial tomography (CAT or CT scans), positron-emission tomography (PET scans),  magnetic resonance imaging (MRI),  functional magnetic resonance imaging (fMRI), and Transcranial Magnetic Stimulation (TMS).

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偏头痛中的结构性大脑变化

Inge H Palm-Meinders1, Hille Koppen, Gisela M Terwindt

  • 1Department of Radiology, Leiden University Medical Center, the Netherlands.

JAMA
|November 15, 2012
PubMed
概括
此摘要是机器生成的。

患有偏头痛的女性在9年内在MRI扫描上显示出深白质强度增加. 偏头痛与女性的其他脑病变进展或男性的任何病变没有关联.

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科学领域:

  • 神经学 神经学
  • 神经成像是一种神经成像.
  • 流行病学 流行病学

背景情况:

  • 以前的研究表明,偏头痛和脑部病变之间存在联系.
  • 磁共振成像 (MRI) 在偏头痛患者中发现了缺血性病变.

研究的目的:

  • 为了调查9年来偏头痛的男性和女性脑病变的发生率.
  • 为了确定偏头痛的频率是否与病变的进展相关.
  • 评估大脑损伤进展和认知衰退之间的关联.

主要方法:

  • 一项基于人口的前性观察研究跟踪了一组患有偏头痛的荷兰参与者和对照组.
  • 在9年后,参与者进行了多次MRI扫描,以评估深白质超强度,下超强度和后部循环区域心脏病变的进展.
  • 认知功能也被测量.

主要成果:

  • 与对照组相比,患有偏头痛的女性表现出较高的深白质超强度发病率 (77%vs60%).
  • 在女性中,偏头痛与低内高强度或后部循环中心脏病变的进展之间没有发现显著的关联.
  • 偏头痛与男性的任何MRI测量脑病变进展无关,偏头痛的频率也与病变进展或认知能力下降无关.

结论:

  • 患有偏头痛的女性随着时间的推移,患深白质强度过高的风险增加.
  • 男性的偏头痛与MRI检测到的大脑病变的进展无关.
  • 需要进一步的研究来了解偏头痛的长期神经学影响.