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Related Concept Videos

Multiple Sclerosis l: Introduction01:19

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Related Experiment Video

Updated: Jun 20, 2026

Dynamic Visual Tests to Identify and Quantify Visual Damage and Repair Following Demyelination in Optic Neuritis Patients
12:23

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Published on: April 14, 2014

Stereoacuity testing discloses abnormalities in multiple sclerosis without optic neuritis.

Güngör Sobaci1, Seref Demirkaya, Fatih C Gundogan

  • 1Department of Ophthalmology, Gulhane Military Medical Academy, Ankara, Turkey. gsobaci@hotmail.com

Journal of Neuro-Ophthalmology : the Official Journal of the North American Neuro-Ophthalmology Society
|September 4, 2009
PubMed
Summary
This summary is machine-generated.

Stereoacuity testing using the Randot stereoacuity (RSA) test revealed significant visual abnormalities in multiple sclerosis (MS) patients. This suggests RSA may detect subclinical disease activity in MS without optic neuritis.

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Area of Science:

  • Neuroscience
  • Ophthalmology
  • Neurology

Background:

  • Multiple sclerosis (MS) can affect visual pathways even without optic neuritis.
  • Subclinical disease activity in MS may impact visual function.

Purpose of the Study:

  • To evaluate the utility of stereoacuity testing in identifying subclinical disease activity in MS patients.
  • To assess visual function in MS patients without a history of optic neuritis.

Main Methods:

  • 23 MS patients and 23 healthy controls were enrolled.
  • Monocular pattern visual evoked potentials (PVEPs) and Randot stereoacuity (RSA) tests were performed.
  • Participants had 20/20 Snellen acuities in both eyes.

Main Results:

  • MS patients exhibited delayed PVEP latencies for both 60-minute and 15-minute patterns.
  • Stereoacuity was significantly impaired in MS patients compared to controls (P < 0.001).
  • PVEP P100 latency and RSA values correlated positively within the MS group.

Conclusions:

  • Patients with MS, even without optic neuritis, demonstrate notable stereopsis abnormalities.
  • Randot stereoacuity (RSA) testing shows promise as a marker for subclinical MS disease activity.