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Associations and Outcomes Comparing First and Second-Eye Trabeculectomies in Patients With Glaucoma
Naveed Nilforushan1, Nazanin Rahimnezhad, Navid Abolfathzadeh
1Eye Research Center, The Five Senses Institute, Rassoul Akram Hospital, Iran University of Medical Sciences, Tehran, Iran.
Journal of Glaucoma
|May 9, 2025
Summary
Bilateral trabeculectomy outcomes show a strong correlation between eyes. Success in the first eye significantly increases the likelihood of success in the second eye by 6.5 times.
Area of Science:
- Ophthalmology
- Surgical Science
Background:
- Trabeculectomy is a common surgical procedure for glaucoma.
- Bilateral surgeries are frequently performed, but outcomes between eyes are not always well-understood.
Purpose of the Study:
- To evaluate mid-term outcomes of bilateral trabeculectomy.
- To assess differences and associations in outcomes between the first and second operated eyes.
Main Methods:
- Retrospective study of 93 patients (186 eyes) undergoing bilateral trabeculectomy.
- Follow-up of at least 24 months per eye.
- Surgical success defined by intraocular pressure (IOP) reduction and medication use.
Main Results:
- No significant difference in baseline or post-operative IOP between first and second operated eyes.
- Cumulative success in the first eye increased the odds of success in the second eye by 6.5 times (P=0.02).
- Postoperative complication rates were similar between the two eyes.
Conclusions:
- A significant correlation exists in trabeculectomy outcomes between a patient's two eyes.
- Success in the first operated eye is a strong predictor of success in the second operated eye.
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