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Related Experiment Video

Updated: Apr 9, 2026

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Managing residual refractive error after cataract surgery.

Christopher S Sáles1, Edward E Manche1

  • 1From the Byers Eye Institute (Sáles, Manche), Stanford University, Department of Ophthalmology, Palo Alto, California, and Ophthalmic Consultants of Boston (Sáles), Boston, Massachusetts, USA.

Journal of Cataract and Refractive Surgery
|June 23, 2015
PubMed
Summary

Laser vision correction (LASIK, PRK) offers better outcomes for post-cataract surgery refractive errors than intraocular methods. Light-adjustable IOLs show promise but require more study.

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Area of Science:

  • Ophthalmology
  • Refractive Surgery
  • Cataract Surgery Complications

Background:

  • Residual refractive error (astigmatism, spherical) is a common complication after cataract surgery.
  • Various keratorefractive and intraocular surgical techniques exist to correct these errors.

Purpose of the Study:

  • To review and compare the efficacy and predictability of different surgical options for managing post-cataract surgery refractive errors.

Main Methods:

  • Comprehensive literature review of keratorefractive procedures (LASIK, PRK, arcuate keratotomy).
  • Review of intraocular surgical options (IOL exchange, piggyback IOLs, light-adjustable IOLs).
  • Analysis of current literature regarding outcomes and risks associated with each method.

Main Results:

  • Laser vision correction (LASIK, PRK) demonstrates superior effectiveness and predictability compared to intraocular surgeries.
  • Piggyback IOLs may offer advantages over IOL exchange, though both carry risks.
  • Light-adjustable IOLs present a potential non-invasive solution but lack widespread availability and extensive study.

Conclusions:

  • Laser vision correction is currently the preferred approach for managing most residual refractive errors post-cataract surgery.
  • Intraocular options like piggyback IOLs or IOL exchange are reserved for specific cases, primarily large refractive errors.
  • Further research is needed to validate the role of light-adjustable IOLs in pseudophakic ametropia management.