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Related Experiment Videos

Migraine and depression: biological aspects

V Glover1, J Jarman, M Sandler

  • 1Department of Chemical Pathology, Queen Charlotte's and Chelsea Hospital, London, U.K.

Journal of Psychiatric Research
|April 1, 1993
PubMed
Summary

Migraine and depression share links, potentially due to low serotonin (5-HT). While both conditions respond to certain antidepressants, migraine attacks are distinct, brief episodes that can be treated peripherally.

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Area of Science:

  • Neuroscience
  • Psychiatry
  • Pharmacology

Background:

  • Migraine and depression exhibit significant incidence overlap.
  • Both conditions are potentially linked to reduced levels of the neurotransmitter 5-hydroxytryptamine (5-HT).
  • Shared biochemical pathways may underlie the comorbidity of these disorders.

Purpose of the Study:

  • To explore the overlapping and distinct biological mechanisms of migraine and depression.
  • To investigate the role of 5-hydroxytryptamine (5-HT) and monoamine oxidase (MAO) in both conditions.
  • To differentiate the therapeutic targets and patient vulnerabilities.

Main Methods:

  • Comparative analysis of biochemical markers in migraine and depression.
  • Review of pharmacological responses to antidepressants.

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  • Examination of enzyme activity, specifically monoamine oxidase (MAO) levels.

    • Main Results:

    • Evidence suggests low platelet 5-HT levels and reduced 5-HT uptake during migraine attacks, mirroring findings in depression.
    • Migraine attacks are self-limiting and can be alleviated by peripherally acting drugs, unlike depression.
    • Migraine patients, particularly males, often exhibit permanently low platelet monoamine oxidase activity, contrasting with elevated levels in unipolar depression.

    Conclusions:

    • Migraine and depression share commonalities in monoamine disturbances, particularly involving 5-HT.
    • Distinct physiological characteristics and treatment responses differentiate migraine from depression.
    • Low monoamine oxidase activity may be a vulnerability factor for migraine, potentially linked to prodromal agitation.