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Acute vertigo in an anesthesia provider during exposure to a 3T MRI scanner

Andrew Gorlin1, Joseph M Hoxworth2, William Pavlicek2

  • 1Department of Anesthesiology, Mayo Clinic Arizona, Phoenix, AZ, USA.

Medical Devices (Auckland, N.Z.)
|March 21, 2015
PubMed

Insights

Magnetic Resonance Imaging (MRI) scans can cause vertigo in clinicians due to magnetic field exposure. This review discusses causes and safety measures for healthcare professionals working near MRI machines.

Area of Science:

  • Neurology
  • Occupational Health
  • Medical Physics

Background:

  • Vertigo during Magnetic Resonance Imaging (MRI) is recognized by radiologists but less so by other medical specialists.
  • This phenomenon arises from exposure to the strong magnetic fields inherent in MRI scanners.

Observation:

  • A case report details an anesthetist experiencing acute vertigo while administering sedation during a 3 Tesla MRI scan.
  • This highlights the potential occupational hazard for clinicians in MRI environments.

Findings:

  • The review explores potential causes of MRI-induced vertigo, focusing on the vestibular system's response to static and time-varying magnetic fields.
  • Evidence suggests both types of magnetic fields contribute to the disorienting effects.

Implications:

  • Current occupational safety standards for MRI exposure are reviewed.
  • Strategies to mitigate the risk of MRI-induced vertigo for healthcare workers are discussed, emphasizing the need for broader awareness and protective measures.
Keywords:
3T MRI scannerMRI worker safetymagnetic fieldoccupational medicinevestibular dysfunction

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