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Related Experiment Video

Updated: Jul 19, 2026

Assessing Binocular Central Visual Field and Binocular Eye Movements in a Dichoptic Viewing Condition

Assessing Binocular Central Visual Field and Binocular Eye Movements in a Dichoptic Viewing Condition

Published on: July 21, 2020

Subtle binocular vision anomalies in migraine.

Deacon E Harle¹, Bruce J W Evans

¹The Neville Chappell Research Clinic, The Institute of Optometry, 56-62 Newington Causeway, London SE1 6DS, UK. dharle@ioo.org.uk

Ophthalmic & Physiological Optics : the Journal of the British College of Ophthalmic Opticians (Optometrists)

|October 17, 2006

Summary

People with migraine show slightly higher rates of binocular vision issues like heterophoria and reduced stereopsis. However, these subtle differences do not support vision interventions solely for migraine treatment.

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Area of Science:

Ophthalmology
Neurology
Vision Science

Background:

Historical literature suggests a link between migraine and binocular vision anomalies.
There is a notable lack of robust scientific evidence to substantiate these claims.

Purpose of the Study:

To investigate binocular vision in individuals with migraine compared to a control group.
To evaluate the prevalence of specific binocular vision anomalies in migraineurs.

Main Methods:

A masked case-control study design was employed.
Standardized clinical tests were used to assess binocular vision.
Participants included individuals diagnosed with migraine and healthy controls.

Main Results:

The migraine group exhibited a higher prevalence of heterophoria and fixation disparity.
Slightly reduced stereopsis was observed in individuals with migraine.
Significant correlations were found between migraine severity (e.g., headache duration) and impaired stereopsis, but causality was not indicated.

Conclusions:

Migraine sufferers, on average, present with a slightly increased prevalence of heterophoria and reduced stereopsis compared to controls.
The observed differences in binocular vision are subtle.
Current data do not support the prescription of binocular vision interventions based solely on the presence of migraine.