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Krypton laser trabeculoplasty. A clinical report.
Archives of Ophthalmology (Chicago, Ill. : 1960)
|November 1, 1984
Summary
Krypton laser trabeculoplasty effectively lowered intraocular pressure in patients with glaucoma. This study suggests krypton wavelengths are a viable option for laser trabeculoplasty, comparable to argon laser treatments.
Area of Science:
- Ophthalmology
- Laser Surgery
Background:
- Glaucoma management often involves procedures to reduce intraocular pressure (IOP).
- Laser trabeculoplasty is a common surgical option for lowering IOP.
Purpose of the Study:
- To evaluate the efficacy of krypton laser trabeculoplasty in reducing intraocular pressure.
- To compare the effectiveness of krypton laser trabeculoplasty with argon laser trabeculoplasty.
Main Methods:
- Krypton red (647.1 nm) or krypton yellow (568.2 nm) laser trabeculoplasty was performed on 15 phakic eyes.
- Intraocular pressure (IOP) changes were monitored over an average follow-up of five months.
- A subset of patients also underwent argon laser trabeculoplasty in the contralateral eye for comparison.
Main Results:
- Krypton laser trabeculoplasty resulted in an average IOP reduction of 8.9 mm Hg.
- In a comparative analysis, krypton laser trabeculoplasty showed an average IOP drop of 7.2 mm Hg, while argon laser trabeculoplasty yielded a 6.8 mm Hg drop.
- Both laser modalities demonstrated effectiveness in lowering IOP.
Conclusions:
- Krypton laser trabeculoplasty is an effective procedure for lowering intraocular pressure.
- Krypton wavelengths represent a potentially effective alternative for laser trabeculoplasty procedures.