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Combined trabeculectomy, cataract extraction, and foldable lens implantation
J S Parker1, S Gollamudi, G John
1Wilmer Ophthalmological Institute, Johns Hopkins Hospital, Baltimore, Maryland 21205.
Journal of Cataract and Refractive Surgery
|November 1, 1992
Summary
Foldable silicone intraocular lenses effectively manage intraocular pressure and improve vision in combined glaucoma and cataract surgery. Most patients achieved target pressure and enhanced visual acuity, reducing medication needs.
Area of Science:
- Ophthalmology
- Surgical Innovation
Background:
- Combined glaucoma and cataract surgery presents challenges in managing intraocular pressure (IOP) and visual function.
- Preoperative medical therapy for glaucoma was insufficient in 21% of patients undergoing combined procedures.
Purpose of the Study:
- To evaluate the efficacy of foldable silicone intraocular lenses (IOLs) in combined glaucoma and cataract surgery.
- To assess the impact on intraocular pressure control and visual acuity.
Main Methods:
- Retrospective analysis of 19 consecutive combined glaucoma/cataract surgeries.
- Utilized foldable silicone intraocular lenses.
- Monitored intraocular pressure, visual acuity, and need for glaucoma medications postoperatively.
Main Results:
- 84% of eyes achieved an intraocular pressure of 21 mm Hg or less postoperatively.
- 58% of patients no longer required antiglaucoma medications.
- Mean improvement in Snellen visual acuity was 4.9 lines, with 84% achieving 20/40 or better.
- A filtration bleb was present in 68% of eyes at follow-up.
Conclusions:
- Foldable silicone IOLs appear to be an effective option for combined glaucoma and cataract surgery.
- These lenses can significantly reduce intraocular pressure and improve visual outcomes.
- Silicone IOLs offer a promising alternative to traditional poly(methyl methacrylate) lenses in this surgical context.