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Related Experiment Video

Updated: May 30, 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

Intermittent exotropia: facts, opinions, and unknowns.

Kenneth G Romanchuk¹

¹Division of Ophthalmology, Department of Surgery, University of Calgary, Alberta, Canada.

The American Orthoptic Journal

|August 23, 2011

Summary

Intermittent exotropia (IXT), a common eye misalignment, presents challenges in diagnosis and treatment due to its variable nature. Defining deterioration criteria is complex, impacting surgical decisions and long-term outcomes.

Area of Science:

Ophthalmology
Strabismus Management
Pediatric Eye Care

Background:

Intermittent exotropia (IXT) is a common strabismus with variable presentation and progression.
Understanding IXT's incidence, onset, and natural variation is crucial for effective management.

Discussion:

Treatment goals for IXT include preserving vision, achieving acceptable cosmesis, and maintaining binocular function.
Surgical treatment effectiveness for IXT has limitations, with persistent overcorrection being a notable unwanted effect.

Key Insights:

Defining deterioration in IXT is challenging due to inherent biological variability.
Patient-reported concerns regarding appearance and social interaction are key presentation factors.

Outlook:

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Further research is needed to establish robust criteria for IXT deterioration and long-term surgical success.
Individualized treatment approaches are essential given the complex nature of intermittent exotropia.