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Persistent diplopia and strabismus after cataract surgery under local anesthesia.
Patricia Grativol Costa1, Iara Debert, Lucia Battistella Passos
1Department of Ophthalmology of the Hospital das Clínicas of the University of São Paulo, São Paulo, Brasil.
Binocular Vision & Strabismus Quarterly
|August 29, 2006
Summary
Diplopia, or double vision, is a rare complication following cataract surgery. This study details the clinical features and treatments for this infrequent issue, emphasizing patient evaluation.
Area of Science:
- Ophthalmology
- Surgical Complications
- Neuro-ophthalmology
Background:
- Diplopia is an uncommon complication associated with retrobulbar anesthesia.
- Cataract surgery is a common procedure with a low incidence of this complication.
Purpose of the Study:
- To report the clinical characteristics of diplopia following cataract surgery.
- To outline treatment strategies for this specific surgical complication.
Main Methods:
- Retrospective analysis of medical records from 20,453 cataract surgeries.
- Focus on patients who developed diplopia after retrobulbar block anesthesia.
Main Results:
- 19 patients (0.093%) experienced persistent diplopia post-surgery.
- Common deviations included exotropia and esotropia, often involving lateral rectus muscles.
- Treatments varied: 8 had eye muscle surgery, 4 received prisms, 3 underwent orthoptic therapy; 11 achieved restored binocular vision.
Conclusions:
- Persistent diplopia due to strabismus is an infrequent but possible complication of retrobulbar block during cataract surgery.
- The etiology is variable, highlighting the need for preoperative strabismus history and motility evaluation.
- Patients should be informed about the risk of persistent diplopia and potential need for intervention.
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