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Related Experiment Videos

Alleged inner ear trauma: compensation pending.

G T McMurry1, R L Watson, F H Linthicum

  • 1Department of Surgery, University of Louisville School of Medicine.

Journal of the American Auditory Society
|November 1, 1978
PubMed
Summary

Nystagmus incidence in patients with head or neck injuries is similar to normal subjects, indicating no objective vestibular trauma. Functional hearing loss is common, especially in litigation cases.

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Area of Science:

  • Neurology
  • Otolaryngology
  • Audiology

Background:

  • Nystagmus is an involuntary eye movement.
  • Vestibular trauma can result from head or neck injuries.
  • Functional hearing loss can complicate diagnosis.

Purpose of the Study:

  • To review the literature on nystagmus incidence in normal subjects and patients with head/neck injuries.
  • To present objective criteria for diagnosing vestibular abnormalities using electronystagmography.
  • To assess the incidence of nystagmus in patients with alleged vestibular trauma.

Main Methods:

  • Literature review on nystagmus incidence.
  • Analysis of 202 patients with alleged vestibular trauma.
  • Electronystagmography (ENG) for objective vestibular assessment.

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  • Evaluation of hearing loss in 2408 patients.

    • Main Results:

    • Nystagmus incidence in alleged vestibular trauma patients is not higher than in normal subjects.
    • Objective evidence of vestibular trauma is often lacking in these patients.
    • 22% of patients exhibited functional hearing loss.

    Conclusions:

    • Patients with alleged vestibular trauma may lack objective evidence of injury.
    • Electronystagmography provides objective criteria for vestibular abnormalities.
    • Functional overlay, particularly hearing loss, is significant in litigation-involved patients.