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Multi-Modal Home Sleep Monitoring in Older Adults
07:40

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Published on: January 26, 2019

Serial polysomnography in hypnic headache.

Dagny Holle1, Thomas E Wessendorf, Sebastian Zaremba

  • 1Department of Neurology, University of Duisburg-Essen, Hufelandstrasse 55, Essen, Germany. dagny.holle@uk-essen.de

Cephalalgia : an International Journal of Headache
|August 12, 2010
PubMed
Summary
This summary is machine-generated.

Hypnic headache attacks are not linked to specific sleep stages or sleep-disordered breathing. This study challenges previous assumptions about the causes of this rare sleep headache disorder.

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Area of Science:

  • Neurology
  • Sleep Medicine
  • Headache Disorders

Background:

  • Hypnic headache (HH) is a rare primary headache disorder.
  • Characterized by sleep-related headache attacks, often in individuals over 50.
  • Pathophysiology remains unclear, with prior suggestions of REM sleep and sleep-disordered breathing (SDB) involvement.

Purpose of the Study:

  • To investigate the association between hypnic headache onset and sleep stages.
  • To explore the role of sleep-disordered breathing in hypnic headache.

Main Methods:

  • Six patients meeting International Classification of Headache Disorders criteria for HH were studied.
  • Serial polysomnography (PSG) was conducted over four consecutive nights for each patient.

Main Results:

  • A total of 22 HH attacks were recorded during PSG.
  • Headache attacks originated from both REM and NREM sleep stages.
  • Five patients had obstructive sleep apnea (OSA), but headache onset was not temporally linked to SDB events.

Conclusions:

  • Hypnic headache onset is not associated with any specific sleep stage.
  • Findings contradict the prevailing belief in the crucial role of REM sleep and SDB in HH pathophysiology.