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Related Experiment Video

Updated: May 8, 2026

Iris Fixation via External Pentagram Suturing

Iris Fixation via External Pentagram Suturing

Published on: May 5, 2022

Evaluating the Need for Anti-Inflammatory Medication Post-Laser Peripheral Iridotomy.

Ari Leshno¹, Eran Levanon¹, Reut Singer¹

¹The Sam Rothberg Glaucoma Center, Goldschleger Eye Institute, Sheba Medical Center, Tel Hashomer, Israel; Gray Faculty of Medical and Health Sciences, Tel Aviv University, Tel Aviv, Israel.

Ophthalmology. Glaucoma

|May 7, 2026

Summary

Topical steroids do not appear to offer benefits following laser peripheral iridotomy (LPI) for narrow angles. This study found no significant differences in inflammation, intraocular pressure, or symptoms between steroid and placebo groups after LPI.

Keywords:

Anti-inflamatory Intraocular pressure (IOP)Laser peripheral iridotomy (LPI)Placebo controlled randomized trial Primary angle-closure suspect (PACS)

Related Experiment Videos

Last Updated: May 8, 2026

Iris Fixation via External Pentagram Suturing

Iris Fixation via External Pentagram Suturing

Published on: May 5, 2022

Area of Science:

Ophthalmology
Laser Surgery
Pharmacology

Background:

Laser peripheral iridotomy (LPI) is a common procedure for anatomical narrow angles.
The use of adjunctive topical steroids after LPI is debated.
Evaluating the efficacy of post-LPI topical steroids is crucial for optimizing patient care.

Purpose of the Study:

To determine if topical steroid administration improves outcomes after elective laser peripheral iridotomy (LPI).

Main Methods:

A prospective, randomized, double-masked, placebo-controlled trial was conducted.
Twenty-eight patients with narrow angles underwent bilateral LPI.
Eyes were randomized to receive either topical prednisolone acetate 1% or placebo drops post-LPI.

Main Results:

No significant differences in anterior chamber inflammation were observed between steroid and placebo groups at 1 week or 1 month.
Iridotomy patency rates were similar between the two treatment arms at 1 month.
Intraocular pressure (IOP) and Ocular Surface Disease Index (OSDI) scores showed no significant differences between groups.

Conclusions:

Topical steroids do not demonstrate a clear advantage in reducing inflammation or improving outcomes after laser peripheral iridotomy.
Larger, multicenter studies are recommended to confirm these findings regarding post-LPI steroid use.