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Posttraumatic cranial neuropathies.

J R Keane1, R W Baloh

  • 1Department of Neurology, Los Angeles County-USC Medical Center.

Neurologic Clinics
|November 1, 1992
PubMed
Summary
This summary is machine-generated.

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Blunt head trauma commonly injures cranial nerves, particularly the olfactory, facial, and audiovestibular nerves. Recovery varies, with facial nerves having the best prognosis, while olfactory, optic, and audiovestibular nerves show the least recovery potential.

Area of Science:

  • Neurology
  • Trauma Surgery

Background:

  • Cranial nerve injuries are frequent complications of blunt head trauma.
  • Specific nerves are more susceptible to injury than others.

Purpose of the Study:

  • To detail the incidence and prognosis of cranial nerve injuries following blunt head trauma.
  • To review current treatment strategies for these injuries.

Main Methods:

  • Review of literature on cranial nerve injuries secondary to head trauma.
  • Analysis of nerve involvement patterns and recovery rates.

Main Results:

  • Olfactory, facial, and audiovestibular nerves are most commonly affected.
  • Trigeminal and lower cranial nerves are rarely involved.

Related Experiment Videos

  • Facial nerve recovery is most likely; olfactory, optic, and audiovestibular nerve recovery is least likely.

    • Conclusions:

    • Cranial nerve injury patterns vary after head trauma.
    • Prognosis for recovery differs significantly among affected nerves.
    • Symptomatic treatment is standard, but steroids or surgery may benefit select patients.