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3D-Neuronavigation In Vivo Through a Patient's Brain During a Spontaneous Migraine Headache
Published on: June 2, 2014
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Migraine and aura triggered by normobaric hypoxia.
Florian Frank1, Martin Faulhaber2, Karl Messlinger3
1Department of Neurology, Headache Outpatient Clinic, Medical University of Innsbruck, Innsbruck, Austria.
Cephalalgia : an International Journal of Headache
|August 15, 2020
Summary
Hypoxia can trigger migraine attacks and aura in individuals susceptible to the condition. This study demonstrates a reliable, non-pharmacological method for inducing migraine and aura in a controlled environment.
Area of Science:
- Neurology
- Physiology
Background:
- Understanding migraine pathophysiology is crucial for developing targeted treatments.
- Reliable methods to induce migraine attacks, including aura, are needed for in vivo research.
Purpose of the Study:
- To investigate the potential of hypoxia as a trigger for migraine and aura.
- To establish a non-pharmacological method for inducing migraine attacks in a controlled setting.
Main Methods:
- Volunteers with and without a history of migraine were exposed to hypoxia (FiO2 of 12.6%) in a hypoxic chamber.
- Headache, migraine, aura, and associated symptoms were recorded, along with vital signs.
- Binary logistic regression analyzed the probability of triggering various migraine-related symptoms.
Main Results:
- 80% of participants developed headaches, and 63.3% experienced migraines.
- 16.7% reported aura, with two individuals experiencing aura for the first time.
- Increased heart rate was observed in those developing headaches or migraines, with mean SpO2 at 83.39% during hypoxia.
Conclusions:
- Hypoxia effectively triggered migraine attacks and aura in the study participants.
- This method provides a reliable, non-pharmacological approach to induce migraine and aura for research purposes.
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