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Slow-upward ocular bobbing.

T J Goldschmidt1, M Wall

  • 1Department of Neurology and Psychiatry, Tulane University School of Medicine, New Orleans, LA 70112.

Journal of Clinical Neuro-Ophthalmology
|December 1, 1987
PubMed
Summary
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Researchers describe slow-upward ocular bobbing, a new type of involuntary eye movement. This finding in a patient with pontine infarction may help classify various ocular bobbing patterns.

Area of Science:

  • Neuro-ophthalmology
  • Neurology
  • Clinical Neuroscience

Background:

  • Ocular bobbing is an abnormal, rhythmic conjugate vertical eye movement often associated with brainstem lesions.
  • Variations in ocular bobbing can indicate specific neurological conditions, but classification remains challenging.

Observation:

  • A unique case of spontaneous, arrhythmic vertical eye movement, termed slow-upward ocular bobbing, was observed in a patient.
  • The patient presented with one-and-a-half syndrome, a rare condition resulting from pontine infarction.

Findings:

  • The observed slow-upward ocular bobbing represents a previously undescribed variant of ocular motor abnormalities.
  • A novel, simplified classification scheme for ocular bobbing is proposed, based on the velocity and direction of the initial eye movement.

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Implications:

  • This new classification may aid in more precise diagnosis and localization of brainstem lesions.
  • Understanding these specific eye movement patterns can enhance diagnostic accuracy in neuro-ophthalmological examinations.
  • Further research into ocular motor abnormalities can improve the understanding of brainstem function and dysfunction.