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In 1949, Sir Harold Ridley implanted the first artificial intraocular lens (IOL) to reduce refractive error following cataract extraction.1 Numerous designs of IOL implants have followed and a variety of materials have been used in their manufacture, including poly(methyl methacrylate) (PMMA), silicone, acrylic, and hydrogel based materials. Important requirements of IOL implant material are to not excite an inflammatory response and the ability to remain transparent within the eye for an extended period of time. In recent years, there have been reports of opacification of IOL implants such as calcification on the optical surface of the Hydroview lens2; “glistenings” of fluid filled vacuoles in the optic of the AcrySof IOL3,4; and “snowflake” crystalline opacification of three piece rigid PMMA lenses.5
In particular, late postoperative opacification of a particular hydrophilic acrylic IOL, the SC60B-OUV, has been reported6 and analysis of these explanted IOLs have shown the presence of granular deposits within the optic.7 We report examination, using electron microscopy, of a similar explanted IOL removed following late postoperative opacification, which appears to have different surface morphology from those reported previously.
Case report
An 82 year old female patient with Fuchs’ endothelial dystrophy underwent uneventful phacoemulsification and foldable lens implantation into the capsular bag of the left eye. Two weeks later, the best corrected …