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Corneal reshaping: is it a good alternative to refractive surgery?
1W.K. Kellogg Eye Center, Department of Ophthalmology and Visual Sciences, University of Michigan, Ann Arbor, Michigan 48105, USA.
Current Opinion in Ophthalmology
|August 11, 2006
Summary
Overnight corneal reshaping offers temporary vision correction for myopia using special contact lenses. While effective, potential serious adverse events necessitate further safety studies.
Area of Science:
- Ophthalmology
- Optometry
- Corneal Physiology
Background:
- Refractive errors like myopia are common.
- Nonsurgical vision correction methods are in demand.
- Overnight corneal reshaping (OCR) is an emerging alternative.
Purpose of the Study:
- To review the current literature on overnight corneal reshaping (OCR).
- To present the current status of OCR as a vision correction modality.
Main Methods:
- Literature review of existing studies on OCR.
- Analysis of reported outcomes and adverse events.
Main Results:
- OCR utilizes specialized rigid gas-permeable contact lenses.
- It effectively provides temporary reduction/elimination of low to moderate myopia.
- Patients achieve good unaided vision during waking hours.
- Serious adverse events, including microbial keratitis, have been reported in young patients, though incidence rates are unknown.
Conclusions:
- Overnight corneal reshaping is a viable alternative to refractive surgery.
- Continued research and monitoring are essential to establish the safety profile of OCR.
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