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Anterior-Segment Optical Coherence Tomography for Predicting Postoperative Outcomes After Trabeculectomy
Taiki Kokubun1, Satoru Tsuda2, Hiroshi Kunikata1,2
1a Department of Ophthalmology , Tohoku University Graduate School of Medicine , Sendai , Miyagi , Japan.
Current Eye Research
|March 8, 2018
Summary
Anterior-segment optical coherence tomography (AS-OCT) can predict trabeculectomy success. Early measurement of bleb wall reflectivity using AS-OCT shows potential for predicting long-term surgical outcomes.
Area of Science:
- Ophthalmology
- Medical Imaging
Background:
- Trabeculectomy is a common glaucoma surgery.
- Predicting the long-term success of trabeculectomy blebs is crucial for patient outcomes.
Purpose of the Study:
- To evaluate the utility of anterior-segment optical coherence tomography (AS-OCT) in predicting post-trabeculectomy bleb outcomes.
- To determine if early AS-OCT measurements can forecast long-term surgical success.
Main Methods:
- Compared AS-OCT parameters in 58 eyes (47 patients) categorized as success or failure at 12 months post-surgery.
- Analyzed AS-OCT data at multiple time points (1 week to 12 months).
- Utilized logistic regression, stepwise multiple regression, and ROC curve analysis to assess predictive power.
Main Results:
- Significantly lower intraocular pressure in the success group from 3 months onwards.
- Higher cleft volume in the success group from 6 months onwards.
- Higher bleb wall reflectivity in the failure group from 2 weeks onwards; this was a significant predictor of failure (OR=2.48).
Conclusions:
- Bleb wall reflectivity measured by AS-OCT at 2 weeks post-surgery is a significant predictor of long-term bleb outcome.
- AS-OCT shows promise as an early tool for assessing the success of trabeculectomy.
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