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Related Experiment Video

Updated: May 13, 2026

Rotating the Intraocular Lens to Prevent Posterior Capsular Opacification in Cataract Surgeries

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Published on: July 7, 2023

Persistent vertical diplopia after cataract surgery: a case report.

R Migliorini¹, M Fratipietro, A Segnalini

¹Department of Ophthalmology, Sapienza University, Rome, Italy. raffaele.migliorini@uniroma1.it

La Clinica Terapeutica

|March 5, 2013

Summary

Diplopia, or double vision, can rarely occur after cataract surgery. This case highlights the importance of thorough pre-operative eye exams to identify risks for this complication.

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Area of Science:

Ophthalmology
Neuroscience

Background:

Cataract surgery is a common procedure with a low incidence of diplopia, typically ranging from 0.67% to 0.85%.
Peribulbar anesthesia is a standard technique used for cataract surgery.

Observation:

A 78-year-old woman developed vertical diplopia after peribulbar anesthesia for cataract surgery.
The diplopia was noted at distance in the primary gaze position, with single binocular vision at near.
Stereopsis was intact on the Lang I-II Test, but the Wirth Test was incomplete.

Findings:

The case presents a rare instance of vertical diplopia post-cataract surgery.
The diplopia's characteristics suggest a specific neurological or muscular impact from the anesthesia or surgical procedure.

Implications:

Emphasizes the critical need for comprehensive pre-operative orthoptic evaluations.
Highlights the importance of detailed patient history, particularly regarding strabismus, before cataract surgery.
Suggests that even rare complications warrant careful consideration in surgical planning and patient selection.