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Related Experiment Videos

Eye movement tics.

F Shawkat1, C M Harris, M Jacobs

  • 1Department of Ophthalmology, Hospital for Sick Children, London.

The British Journal of Ophthalmology
|November 1, 1992
PubMed
Summary
This summary is machine-generated.

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This case study describes an 8-year-old girl with opsoclonus-like eye movements and facial tics. The abnormal eye movements resolved spontaneously, suggesting a possible diagnosis of ocular tics.

Area of Science:

  • Ophthalmology
  • Pediatric Neurology
  • Movement Disorders

Background:

  • An 8-year-old girl experienced intermittent facial tics for 18 months.
  • She also presented with opsoclonus-like abnormal eye movements.

Observation:

  • Investigations, including electro-oculography, were performed.
  • Electro-oculography revealed eye movements of variable amplitude (10-40 degrees) at 3-4 Hz without intersaccadic intervals.
  • Normal saccades, smooth pursuit, optokinetic, and vestibular reflexes were noted.

Findings:

  • The abnormal eye movements resolved spontaneously over time.
  • The clinical presentation and electro-oculography findings were consistent with a diagnosis of ocular tics.

Implications:

Related Experiment Videos

  • This case highlights the potential for opsoclonus-like eye movements to manifest as a form of tic disorder in children.
  • Further research may elucidate the underlying pathophysiology and diagnostic criteria for ocular tics.