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Multifocal Stroke From Ozone Gas Emboli.

Paul R Freund1, Laila Alshafai, Edward A Margolin

  • 1Department of Ophthalmology and Vision Sciences (PRF, EAM), University of Toronto, Toronto, Canada; and Department of Medical Imaging (LA), University of Toronto, Toronto, Canada.

Journal of Neuro-Ophthalmology : the Official Journal of the North American Neuro-Ophthalmology Society
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PubMed
Summary
This summary is machine-generated.

Cervical paravertebral ozone injections for chronic neck pain led to a serious neurological event. This case highlights the potential risks associated with ozone injections in the neck region.

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Area of Science:

  • Neurology
  • Pain Management
  • Medical Interventions

Background:

  • Chronic neck pain is a common ailment.
  • Cervical paravertebral injections are a treatment modality.
  • Ozone therapy is utilized for various conditions.

Observation:

  • A 34-year-old man received regular cervical paravertebral ozone injections for chronic neck pain.
  • Following an injection, the patient experienced a syncopal episode.
  • Post-episode neurological deficits included ataxia, aphasia, hemiparesis, and left sixth nerve palsy.

Findings:

  • Computed tomographic angiography revealed intra-arterial gas in the right vertebral artery.
  • Brain MRI confirmed multiple posterior circulation infarcts.
  • The neurological complications were temporally associated with the ozone injection.

Implications:

  • This case underscores the potential neurological dangers of paravertebral ozone injections.
  • Physicians should exercise caution when considering ozone injections near major arteries.
  • Further research into the safety and efficacy of cervical ozone injections is warranted.