Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Vestibulo-ocular dysfunction induced by cortical damage in man: a case report.

J Ventre-Dominey1, A Vighetto, P Denise

  • 1INSERM Unité 94, Laboratoire Vision et Motricité, Bron, France. ventre-dominey@lyon151.inserm.fr

Neuropsychologia
|July 2, 1999
PubMed
Summary

This study reveals temporo-parietal cortex infarction can cause vestibulo-ocular reflex (VOR) asymmetry. The patient showed VOR bias and reduced time constant, suggesting cortical involvement in vestibular symmetry.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Exploration of sleep quality and rest-activity rhythms characteristics in Bilateral Vestibulopathy patients.

Sleep medicine·2024
Same author

Paving the way to better understand the effects of prolonged spaceflight on operational performance and its neural bases.

NPJ microgravity·2023
Same author

Both whole-body rotation and visual flow induce cardiovascular autonomic response in human, but visual response is overridden by vestibular stimulation.

Scientific reports·2023
Same author

Insights on embodiment induced by visuo-tactile stimulation during robotic telepresence.

Scientific reports·2021
Same author

Vestibulo-sympathetic reflex in patients with bilateral vestibular loss.

Journal of applied physiology (Bethesda, Md. : 1985)·2019
Same author

Embodiment into a robot increases its acceptability.

Scientific reports·2019

Area of Science:

  • Neuroscience
  • Ophthalmology
  • Vestibular System

Background:

  • Vestibulo-ocular dysfunction can arise from various neurological insults.
  • The temporo-parietal cortex's role in vestibular processing is not fully elucidated.

Observation:

  • A patient with right temporo-parietal cortex infarction exhibited vestibulo-ocular dysfunction.
  • Vestibulo-ocular reflex (VOR) testing revealed dynamic asymmetry compared to healthy controls.

Findings:

  • The patient demonstrated a significant VOR velocity bias toward the lesioned side.
  • A reduced VOR time constant was observed during rotation towards the lesioned side.
  • VOR gain remained normal, indicating specific dynamic processing deficits.

Implications:

Related Experiment Videos

  • The parieto-temporal cortex appears crucial for maintaining vestibulo-ocular symmetry.
  • Cortical vestibular integration may involve a multidimensional velocity storage mechanism.
  • Findings suggest a role for the cortex in spatial coordinate maintenance along the vertical axis.