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Related Experiment Video

Updated: Jul 13, 2026

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

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

Published on: April 28, 2020

Initial evaluation of vertigo.

Slobodanka Lemajić-Komazec¹, Zoran Komazec

¹Klinika za bolesti uva, grla i nosa, Klinicki centar "Novi Sad", Novi Sad. bobal@Eunet.yu

Medicinski Pregled

|July 20, 2007

Summary

Dizziness arises from balance system disorders. Peripheral vestibular issues cause rhythmic nystagmus, while central lesions result in dissociated nystagmus, aiding differential diagnosis.

Area of Science:

Neurology
Otolaryngology
Vestibular System Science

Background:

Dizziness is a common medical complaint, often stemming from disruptions in the vestibular system.
Balance relies on integrated sensory input from vestibular, visual, and proprioceptive systems.
The vestibular nuclei in the central nervous system process signals for visual stability, spatial orientation, and balance.

Purpose of the Study:

To differentiate between peripheral and central vestibular disorders based on nystagmus characteristics.
To correlate clinical findings with objective diagnostic tests for vertigo.
To provide a framework for the differential diagnosis of dizziness.

Main Methods:

Analysis of spontaneous nystagmus patterns (rhythm, association, direction, dissociation).

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Evaluation of subjective dizziness sensation and associated harmonic/non-harmonic signs.

Assessment of responses to pendular stimulation and thermal stimulation.

Correlation of clinical examination findings with objective diagnostic tests.

Main Results:

Peripheral vestibular disorders typically present with rhythmic, associated, horizontal-rotatory nystagmus, decreasing dizziness, and harmonic signs.
Central vestibular lesions are characterized by severe, dissociated nystagmus (horizontal, rotatory, or vertical) without optical suppression changes.
Peripheral lesions show statistically significant vestibular hypofunction and mild pendular stimulation disorders.
Central lesions may have normal or pathological thermal stimulation findings, with dysrhythmias and pendular stimulation inhibition.

Conclusions:

Nystagmus characteristics, including rhythmicity, association, and dissociation, are key indicators for distinguishing peripheral from central vestibular lesions.
Subjective symptoms and responses to specific stimulation tests provide further diagnostic clues.
A comprehensive approach combining anamnesis, clinical examination, and objective tests is crucial for accurate vertigo diagnosis.