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Postoperative deposits on the Acrysof intraocular lens.
1Lions Eye Institute, Shenton Park, Western Australia, Australia. philhh@medeserv.com.au
Australian and New Zealand Journal of Ophthalmology
|November 26, 1999
Summary
Deposits on Acrysof intraocular lenses (IOLs) are common but temporary, appearing 3-5 weeks post-surgery. These lens epithelial cell changes resolve by 3 months and do not affect vision, potentially indicating good biocompatibility.
Area of Science:
- Ophthalmology
- Biomaterials Science
- Surgical Innovation
Background:
- Cataract surgery frequently involves intraocular lens (IOL) implantation.
- Acrysof intraocular lenses are widely used in modern cataract surgery.
- Postoperative changes on IOL surfaces require careful monitoring and understanding.
Purpose of the Study:
- To document and characterize a common anterior surface change observed on Acrysof intraocular lenses.
- To investigate the presumed cause of these changes: lens epithelial cell proliferation.
- To assess the clinical significance and impact of these IOL surface alterations.
Main Methods:
- Prospective follow-up of 41 consecutive Acrysof IOL implantations (31 patients).
- Clinical chart review for IOL changes, visual acuity, and refractive outcomes.
- Postoperative examinations including slit lamp photography at 3-5 weeks.
Main Results:
- Surface deposits were observed on 18 of 41 (44%) Acrysof IOLs between 3-5 weeks post-surgery.
- No deposits were detected within the first postoperative week.
- All observed changes resolved completely by the 3-month postoperative mark.
Conclusions:
- The observed anterior IOL surface changes are transient and do not impact visual acuity.
- These deposits are not considered clinically significant pathology.
- The phenomenon may serve as an indicator of the lens's biocompatibility, warranting awareness among surgeons.