Analytical, Diagnostic and Therapeutic Techniques, and Equipment

Magnetoencephalography

The measurement of magnetic fields over the head generated by electric currents in the brain. As in any electrical conductor, electric fields in the brain are accompanied by orthogonal magnetic fields. The measurement of these fields provides information about the localization of brain activity which is complementary to that provided by ELECTROENCEPHALOGRAPHY. Magnetoencephalography may be used alone or together with electroencephalography, for measurement of spontaneous or evoked activity, and for research or clinical purposes.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

The measurement of magnetic fields over the head generated by electric currents in the brain. As in any electrical conductor, electric fields in the brain are accompanied by orthogonal magnetic fields. The measurement of these fields provides information about the localization of brain activity which is complementary to that provided by ELECTROENCEPHALOGRAPHY. Magnetoencephalography may be used alone or together with electroencephalography, for measurement of spontaneous or evoked activity, and for research or clinical purposes.

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Synonyms

2 entry terms
  • Magnetoencephalogram
  • Magnetoencephalograms

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Aspects Covered

16 allowable subheadings

Indexed with the subheadings adverse effects, classification, drug effects, economics, ethics, history, instrumentation, methods, mortality, nursing, psychology, radiation effects, standards, statistics & numerical data, trends, veterinary.

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History Note

89

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Previous Indexing

  • Brain (1983-1988)
  • Magnetics (1983-1988)

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AMA Style

References

  1. National Library of Medicine. Magnetoencephalography. Medical Subject Headings (MeSH). 2026. Unique ID D015225. http://id.nlm.nih.gov/mesh/2026/D015225
  2. Magnetoencephalography. In: Wikipedia. https://en.wikipedia.org/wiki/Magnetoencephalography
  3. Magnetoencephalography. In: Wikidata. https://www.wikidata.org/wiki/Q384188