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Cardiovascular reflexes in patients with vascular headache
R Martín1, C Ribera, J M Moltó
1Department of Neurology, Hospital Virgen de los Lirios, Alcoy, University of Alicante, Spain.
Cephalalgia : an International Journal of Headache
|December 1, 1992
Summary
Migraine patients exhibit impaired autonomic nervous system function, specifically reduced heart rate responses to deep breathing and increased blood pressure upon standing. This suggests sympathetic hypofunction in individuals with migraine.
Area of Science:
- Neurology
- Cardiovascular Physiology
- Autonomic Neuroscience
Background:
- Migraine is a complex neurological disorder often associated with autonomic dysfunction.
- Previous research suggests potential links between migraine and alterations in the autonomic nervous system.
Purpose of the Study:
- To investigate autonomic function in patients with migraine by assessing cardiovascular reflex responses.
- To compare autonomic function between migraine patients and healthy controls between migraine attacks.
Main Methods:
- Cardiovascular reflex function was examined in 75 migraine patients and 78 healthy volunteers.
- Measurements included heart rate and blood pressure responses to deep breathing and standing.
- Autonomic function was assessed between migraine attacks.
Main Results:
- Migraine patients demonstrated a reduced heart rate response to deep breathing compared to controls.
- Patients with migraine showed an exaggerated heart rate response and higher blood pressure when standing.
- A significantly higher prevalence of sympathetic lesions and global autonomic dysfunction was observed in migraine patients.
Conclusions:
- The findings indicate sympathetic hypofunction in patients suffering from migraine.
- Autonomic dysfunction is a notable characteristic of migraine, independent of aura status.
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Initial Enquiry
Ask the patient about their primary concern and thoroughly explore all reported symptoms.
Medical History
Investigate past illnesses affecting the cardiovascular system, such as angina, anemia, rheumatic fever, congenital heart disease, stroke, thrombophlebitis, dysrhythmias, varicosities
Inquire about symptoms...
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