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3D-Neuronavigation In Vivo Through a Patient's Brain During a Spontaneous Migraine Headache
Published on: June 2, 2014
Polysomnographic findings in nights preceding a migraine attack
R Göder1, G Fritzer, A Kapsokalyvas
1Department of Psychiatry and Psychotherapy and Institute of Medical Psychology, Christian-Albrechts-University of Kiel, Germany. rgoeder@psychiatry.uni-kiel.de
Cephalalgia : an International Journal of Headache
|April 12, 2001
Summary
Migraine attacks may be preceded by sleep changes, including fewer arousals and reduced REM density. These sleep alterations suggest decreased cortical activation before a migraine.
Area of Science:
- Neurology
- Sleep Medicine
- Neurophysiology
Background:
- Migraine is a common neurological disorder.
- Sleep disturbances are frequently reported by migraineurs.
- The specific sleep alterations preceding migraine attacks remain unclear.
Purpose of the Study:
- To investigate sleep alterations occurring before migraine attacks.
- To analyze polysomnographic and electroencephalogram (EEG) data preceding migraine onset.
Main Methods:
- Polysomnography was used to record sleep in eight patients.
- Sleep recordings before migraine attacks were compared to recordings on non-migraine nights.
- Standard sleep parameters and EEG power spectra were analyzed.
Main Results:
- A significant decrease in the number of sleep arousals was observed before migraine attacks.
- Reduced rapid eye movement (REM) density and decreased beta power during slow-wave sleep were noted.
- A decrease in alpha power during the first REM period was also found.
Conclusions:
- Sleep alterations, including reduced cortical activation, precede migraine attacks.
- Findings suggest potential involvement of aminergic or cholinergic brainstem nuclei in sleep regulation changes.
- Further research is needed to elucidate the precise mechanisms linking sleep and migraine.
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