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[On the question of progressive hyperopia correction after radial keratotomy]
S E Avetisov1,2, A A Antonov1, T S Mitichkina1
1Research Institute of Eye Diseases, Moscow, Russia.
Vestnik Oftalmologii
|October 16, 2020
Summary
Progressive hyperopia after radial keratotomy (RC) involves surgical effects and individual eye factors. Effective correction strategies include glasses, contacts, or intraocular lenses, with scleral lenses offering superior functionality.
Area of Science:
- Ophthalmology
- Refractive Surgery
- Biomechanical Engineering
Background:
- Radial keratotomy (RC) can lead to long-term progressive hyperopia.
- Eye's biomechanical properties, aging, and fluid dynamics influence refractive changes post-RC.
- Induced refractive disorders post-RC present unique challenges like instability and presbyopia.
Purpose of the Study:
- To analyze the factors contributing to progressive hyperopia after radial keratotomy (RC).
- To evaluate different correction methods for post-RC hyperopia.
- To determine the most effective correction strategies based on patient factors and refractive characteristics.
Main Methods:
- Review of long-term outcomes following radial keratotomy.
- Analysis of biomechanical and hydrodynamic factors affecting ocular structures.
- Comparative assessment of corrective options: eyeglasses, contact lenses, and intraocular lenses.
Main Results:
- Progressive hyperopia post-RC is multifactorial, involving surgical impact and individual ocular characteristics.
- Correction choices depend on patient adherence and specific refractive errors like presbyopia and anisometropia.
- Scleral rigid gas-permeable lenses provide the most effective functional correction for post-RC hyperopia.
Conclusions:
- Comprehensive assessment of individual factors is crucial for managing progressive hyperopia after RC.
- Scleral contact lenses are highly effective for functional correction in most post-RC hyperopia cases.
- Intraocular lens correction is recommended for patients with significant lens opacities alongside post-RC hyperopia.
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