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Effect of punctal plugs in patients with low refractive errors considering refractive surgery
Monica B Khalil1, Robert A Latkany, Mark G Speaker
1New York Eye and Ear Infirmary, New York, NY, USA.
Summary
Punctal plug placement improved uncorrected visual acuity (UCVA) in patients with low refractive errors after refractive surgery. This safe and effective intervention enhanced vision without adverse effects in most cases.
Area of Science:
- Ophthalmology
- Refractive Surgery
- Ocular Surface Disease
Background:
- Refractive surgery aims to correct vision but can sometimes lead to or exacerbate dry eye symptoms.
- Dry eye can negatively impact visual acuity and patient satisfaction after refractive procedures.
Purpose of the Study:
- To evaluate the impact of punctal plug placement on visual acuity in patients undergoing refractive surgery.
- To assess the safety and efficacy of punctal plugs for improving vision in this patient cohort.
Main Methods:
- Retrospective analysis of 12 patients (21 eyes) who had LASIK or photorefractive keratectomy.
- Punctal plugs were inserted in patients with positive tear normalization tests (indicating dry eye).
- Visual acuity was assessed before and one month after punctal plug placement.
Main Results:
- A statistically significant improvement in uncorrected visual acuity (UCVA) was observed post-placement (P < .0001).
- No eyes experienced a decrease in visual acuity; most showed improvement of one to three Snellen lines.
- One patient had punctal plug extrusion; no other adverse events were reported.
Conclusions:
- Punctal plug placement is an effective strategy for enhancing visual acuity in patients with low refractive errors post-surgery.
- The procedure is safe, with minimal adverse effects, and can improve outcomes for patients experiencing dry eye symptoms.
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