From Wiktionary, the free dictionary
Jump to navigation Jump to search





magneto- +‎ phosphene



magnetophosphene (plural magnetophosphenes)

  1. A flash of light seen when the optic nerve is subjected to a strong changing magnetic field (such as in an MRI).
    • 2010, Xiaoping Hu, David G. Norris, “Advances in high-field magnetic resonance imaging”, in Annual Review of Biomedical Engineering:
      A number of transient phenomena were reported for human subjects in the first 4 T whole-body systems, including vertigo, difficulty in balancing after leaving the magnet, nausea, headache, numbness or tingling, magnetophosphenes, and an unusual metallic taste in the mouth.