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A Surgical Approach for Optic Nerve Crush in a Rabbit Model

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Published on: July 8, 2025

Binocularity and severe uniocular trauma.

F C Lam¹, C R Weir, M Cleary

¹Department of Ophthalmology, Tennent Institute of Ophthalmology, Gartnavel General Hospital, Glasgow, UK. fook chang@ hotmail.com

|May 20, 2008

Summary

This summary is machine-generated.

Severe ocular trauma can impact binocular vision, even with good monocular outcomes. Patients require counseling on potential binocular vision problems and prompt orthoptic assessment after eye injuries.

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Published on: September 20, 2024

Area of Science:

Ophthalmology
Vision Science
Retinal Surgery

Background:

Severe ocular trauma often leads to monocular vision impairment.
The impact of severe ocular trauma on binocular visual function is not well understood.
This study investigates binocular outcomes in patients with severe ocular injuries.

Purpose of the Study:

To evaluate binocular visual outcomes in patients following severe ocular trauma.
To determine the relationship between monocular visual acuity and binocular function post-injury.
To highlight the need for comprehensive assessment of binocular vision in trauma patients.

Main Methods:

Retrospective analysis of 6 patients with binocular issues after severe ocular injury.
Patients underwent 1 to 5 vitreoretinal surgical procedures.
Inclusion criteria involved referral to a regional vitreoretinal surgery center.

Main Results:

Final visual acuities varied from 6/9 to 1/60 after a mean follow-up of 2.9 years.
Three patients achieved some binocularity; two experienced intractable diplopia; one used prisms for suppression.
Monocular visual acuity did not predict the binocular outcome; presentation to motility service ranged from 3 months to 2.25 years post-injury.

Conclusions:

Good monocular vision does not guarantee satisfactory binocular function after severe ocular trauma.
Significant binocular symptoms can occur even with poor monocular outcomes.
Patients must be informed about the risk of under-recognized binocular vision problems and require prompt orthoptic evaluation.