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Related Experiment Videos

Delayed presentation of diffuse axonal injury: a case report.

Jill Corbo1, Paul Tripathi

  • 1Department of Emergency Medicine, Jacobi Medical Center, Albert Einstein College of Medicine, Bronx, NY 10462, USA. jillcorbo@aol.com

Annals of Emergency Medicine
|July 1, 2004
PubMed
Summary

Delayed diffuse axonal injury (DAI) can occur without direct head trauma. This finding suggests longer observation periods are needed for patients after high-velocity impacts, even without initial head injury signs.

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Area of Science:

  • Neurology
  • Trauma Medicine
  • Emergency Medicine

Background:

  • Diffuse axonal injury (DAI) is a common traumatic brain injury resulting from rotational and shear forces.
  • Diagnosis typically relies on clinical presentation and neuroimaging, often within hours of trauma.

Observation:

  • A case study involving a patient with delayed onset of DAI symptoms.
  • The patient presented with neurological deficits despite no apparent direct head trauma following a high-velocity crash.

Findings:

  • DAI can manifest with a delayed onset, challenging initial diagnostic assumptions.
  • The absence of direct head impact does not rule out the possibility of DAI.

Implications:

  • This case necessitates a re-evaluation of the standard observation timelines for patients involved in high-velocity incidents.

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  • Clinical vigilance for DAI should be maintained beyond the immediate post-trauma period, especially in cases with high-energy transfer mechanisms.