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Related Experiment Videos

Post cataract-intraocular lens (IOL) surgery opacification.

R H Trivedi1, L Werner, D J Apple

  • 1Center for Research on Ocular Therapeutics and Biodevices, Storm Eye Institute, Medical University of South Carolina, Charleston, SC 29425-5536, USA.

Eye (London, England)
|May 29, 2002
PubMed
Summary

Modern intraocular lens (IOL) surgery is safe, but opacification remains a concern. This review highlights advancements in reducing posterior capsule opacification and discusses issues with anterior capsule cells, silicone oil adherence, and IOL optic degradation.

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Area of Science:

  • Ophthalmology
  • Biomedical Engineering

Background:

  • Intraocular lens (IOL) implantation is a highly successful procedure for restoring vision after cataract surgery.
  • Surgical techniques and lens technology have advanced, prioritizing stable IOL fixation within the capsular bag.

Purpose of the Study:

  • To alert readers to the emerging issue of IOL opacification as a significant complication.
  • To categorize IOL opacification problems into 'good,' 'bad,' and 'ugly' based on their clinical impact.

Main Methods:

  • Review of current literature and clinical observations regarding IOL opacification.
  • Categorization of opacification issues based on their etiology and visual significance.

Main Results:

  • Significant progress has been made in reducing posterior capsule opacification (PCO).

Related Experiment Videos

  • Complications categorized as 'bad' include anterior capsule cell proliferation, silicone oil adherence to IOLs, and piggyback IOL issues.
  • Visually disabling opacifications ('ugly') occur on and within IOL optics, including degradation of poly(methyl methacrylate) (PMMA) IOLs years after implantation.

    • Conclusions:

    • While IOL implantation is generally safe and effective, opacification remains a critical area requiring attention.
    • Addressing 'bad' and 'ugly' opacification issues is essential for long-term visual outcomes and patient satisfaction.