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Mild head injury: a misnomer.

A Tellier1, L C Della Malva, A Cwinn

  • 1Department of Psychology, Ottawa Hospital, University of Ottawa, Ontario, Canada. Atellier@ogh.on.ca

Brain Injury
|August 26, 1999
PubMed
Summary

Even mild head injuries (MHI) can cause significant behavioral changes and brain damage. A study found 31% of MHI patients had abnormal brain scans, indicating varied patient outcomes.

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Area of Science:

  • Neuroscience
  • Trauma Research
  • Medical Imaging

Background:

  • Mild head injury (MHI) is controversial, yet may lead to significant behavioral issues.
  • Assessing structural cerebral damage in MHI patients is crucial for understanding outcomes.

Purpose of the Study:

  • To document structural cerebral damage using computerized tomography in patients with mild head injury (MHI).
  • To investigate the relationship between Glasgow Coma Scale (GCS) scores and intracranial abnormalities in MHI patients.

Main Methods:

  • Retrospective chart review of 80 MHI patients presenting to a trauma emergency department over 1 year.
  • Computerized tomography (CT) scans were performed on 66% of the identified MHI patients.
  • Analysis of CT scan results to identify intracranial abnormalities.

Main Results:

  • Intracranial abnormalities were detected in 31% of the overall MHI sample.
  • Patients with lower Glasgow Coma Scale (GCS) scores exhibited a higher incidence of abnormal scans compared to those with GCS scores of 14 or 15.
  • Mild head injury (MHI) is associated with significant morbidity.

Conclusions:

  • Mild head injury (MHI) can result in substantial structural cerebral damage and associated morbidity.
  • The MHI patient group is heterogeneous, with varying degrees of injury severity and outcomes.
  • Lower GCS scores in MHI patients correlate with a greater likelihood of detectable intracranial abnormalities.

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