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Related Experiment Videos

Bilateral internal carotid artery dissection from vomiting

S D Kumar1, V Kumar, W Kaye

  • 1Department of Surgery and Medicine, Brown University-The Miriam Hospital, Providence, RI 02906, USA.

The American Journal of Emergency Medicine
|November 25, 1998
PubMed
Summary

Internal carotid artery dissection causes about 5% of adult ischemic strokes. Early suspicion, especially in young patients, is crucial for good prognosis and preventing neurological deficits.

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Area of Science:

  • Neurology
  • Vascular Medicine
  • Radiology

Background:

  • Internal carotid artery dissection accounts for roughly 5% of adult ischemic strokes.
  • Pathophysiology involves traumatic or spontaneous mechanisms, with spontaneous dissection incidence being largely unknown.
  • Historically considered rare, increased awareness and advanced noninvasive imaging (ultrasound, MRA) reveal a higher prevalence.

Observation:

  • Trivial trauma, such as severe vomiting, can rarely lead to bilateral carotid artery dissection.
  • Neurologists commonly recognize this condition, but it is often overlooked by other medical professionals.
  • Delayed diagnosis can result in permanent neurological deficits.

Findings:

  • Spontaneous carotid artery dissection is more common than previously thought.

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  • Noninvasive imaging techniques have significantly improved diagnostic capabilities.
  • Even minor physical stressors can precipitate dissection in susceptible individuals.

    • Implications:

    • Early suspicion of carotid artery dissection is vital, particularly in younger patients with transient ischemic attacks or stroke.
    • Prompt diagnosis and management can significantly improve patient outcomes and reduce long-term disability.
    • Enhanced medical education is needed to ensure broader recognition of this condition across specialties.