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Related Concept Videos

Equilibrium and Balance01:15

Equilibrium and Balance

The inner ear assumes dual functionalities of auditory perception and equilibrium maintenance. The vestibule is the organ responsible for balance. This organ contains mechanoreceptors, specifically hair cells, endowed with stereocilia, which aid in deciphering information regarding the position and motion of our heads. Two intrinsic components, the utricle and saccule, help perceive head position, while the semicircular canals track head movement. Neurological messages initiated in the...
Glaucoma: Overview01:25

Glaucoma: Overview

Glaucoma is an eye condition characterized by increased intraocular pressure that damages the retina and optic nerve, leading to irreversible blindness if left untreated. The human eye has various components, including the cornea, iris, pupil, lens, and optic nerve. Aqueous humor is secreted by the epithelium of the ciliary body in the posterior chamber and flows through the trabecular meshwork and canal of Schlemm, maintaining normal intraocular pressure. The trabecular meshwork and the canal...
Open Angle Glaucoma: Treatment01:27

Open Angle Glaucoma: Treatment

In open-angle glaucoma, the iridocorneal angle remains open, but the trabecular meshwork becomes stiff, slowing down the outflow of aqueous humor. This causes a buildup of aqueous humor in the anterior chamber, leading to a sudden increase in intraocular pressure. The treatment for open-angle glaucoma focuses on reducing the elevated intraocular pressure by either decreasing the secretion of aqueous humor or increasing its outflow.
Drugs such as carbonic anhydrase inhibitors, α2- and...
The Vestibular System01:29

The Vestibular System

The vestibular system is a set of inner ear structures that provide a sense of balance and spatial orientation. This system is comprised of structures within the labyrinth of the inner ear, including the cochlea and two otolith organs—the utricle and saccule. The labyrinth also contains three semicircular canals—superior, posterior, and horizontal—that are oriented on different planes.
Angle Closure Glaucoma: Treatment01:28

Angle Closure Glaucoma: Treatment

Angle-closure glaucoma, or closed-angle glaucoma, is an eye condition where the iris bulges out and blocks the iridocorneal angle, resulting in a buildup of aqueous humor and increased intraocular pressure. Immediate medical attention is necessary due to the sudden onset of symptoms. The treatment for angle-closure glaucoma includes short-term and long-term approaches. Short-term treatment involves using eye drops like pilocarpine to lower intraocular pressure by increasing aqueous humor...
Photoreceptors and Visual Pathways01:22

Photoreceptors and Visual Pathways

At the molecular level, visual signals trigger transformations in photopigment molecules, resulting in changes in the photoreceptor cell's membrane potential. The photon's energy level is denoted by its wavelength, with each specific wavelength of visible light associated with a distinct color. The spectral range of visible light, classified as electromagnetic radiation, spans from 380 to 720 nm. Electromagnetic radiation wavelengths exceeding 720 nm fall under the infrared category, whereas...

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Related Experiment Video

Updated: May 15, 2026

Using Eye-tracking to Assess the Relative Importance of Visual and Vestibular Input to Subcortical Motion Processing in the Roll Plane
07:24

Using Eye-tracking to Assess the Relative Importance of Visual and Vestibular Input to Subcortical Motion Processing in the Roll Plane

Published on: August 22, 2025

[Vertigo and dizziness. Ophthalmological addendum].

P Franko Zeitz1

  • 1Praxis Zeitz Franko Zeitz, Blumenstr. 11-13, 40212 Düsseldorf. info@zeitzfrankozeitz.de

Der Ophthalmologe : Zeitschrift Der Deutschen Ophthalmologischen Gesellschaft
|January 19, 2013
PubMed
Summary

Ophthalmologists assess ocular motility to diagnose vertigo causes, differentiating between central disorders and other complaints. While ocular issues don't cause vertigo, they can offer key diagnostic insights in complex diseases.

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Last Updated: May 15, 2026

Using Eye-tracking to Assess the Relative Importance of Visual and Vestibular Input to Subcortical Motion Processing in the Roll Plane
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Assessment of Static Graviceptive Perception in the Roll-Plane using the Subjective Visual Vertical Paradigm
06:30

Assessment of Static Graviceptive Perception in the Roll-Plane using the Subjective Visual Vertical Paradigm

Published on: April 28, 2020

Area of Science:

  • Ophthalmology
  • Neuro-ophthalmology
  • Neurology

Context:

  • Vertigo is a complex condition often requiring multidisciplinary assessment.
  • Ophthalmologists play a role in diagnosing vertigo by examining eye movements.
  • Neuro-ophthalmological findings can be non-specific but valuable.

Purpose:

  • To define the ophthalmologist's role in the interdisciplinary diagnosis of vertigo.
  • To highlight the importance of ocular motility examination in vertigo assessment.
  • To identify specific systemic diseases where ophthalmological findings are crucial.

Summary:

  • The primary role of ophthalmologists in vertigo evaluation is to examine ocular motility, excluding central disorders.
  • Neuro-ophthalmological tests, though sometimes unspecific, can aid diagnosis.
  • Ophthalmologists may provide critical diagnostic clues for conditions like Cogan I, Vogt-Koyanagi-Harada disease, and Behcet's disease.
  • Ocular alterations are not direct causes of vertigo but can manifest as diffuse symptoms patients may describe as vertigo.

Impact:

  • Clarifies the ophthalmologist's contribution to vertigo diagnosis.
  • Emphasizes the diagnostic value of ocular motility assessment.
  • Provides insights into the ophthalmological manifestations of complex systemic diseases presenting with vertigo-like symptoms.
  • Improves understanding of the relationship between ocular symptoms and patient-reported vertigo.