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FACTORS AFFECTING RETINAL REDETACHMENT AFTER SILICONE OIL REMOVAL FOR RHEGMATOGENOUS RETINAL DETACHMENTS
Denis Huang1, Matthew R Starr, Luv G Patel
1Retina Service of the Wills Eye Hospital, Wills Eye Physicians-Mid Atlantic Retina, Thomas Jefferson University, Philadelphia, Pennsylvania.
Retina (Philadelphia, Pa.)
|February 17, 2022
Summary
Retinal redetachment after silicone oil removal (SOR) occurred in 18.5% of patients. Longer silicone oil (SO) tamponade reduced redetachment risk but worsened visual outcomes, unlike previous SO exchange which increased redetachment risk.
Area of Science:
- Ophthalmology
- Retinal Surgery
- Vitreoretinal Surgery
Background:
- Rhegmatogenous retinal detachment (RRD) repair often involves silicone oil (SO) tamponade.
- Silicone oil removal (SOR) is a critical step, and factors influencing redetachment require investigation.
Purpose of the Study:
- To identify factors associated with retinal redetachment after silicone oil removal (SOR) in patients who underwent rhegmatogenous retinal detachment (RRD) repair.
Main Methods:
- A retrospective cohort study included 205 patients undergoing RRD repair with SO tamponade and subsequent SOR.
- Follow-up was at least 6 months, with retinal redetachment rate after SOR as the primary outcome.
Main Results:
- The overall retinal redetachment rate after SOR was 18.5%.
- Previous silicone oil exchange increased redetachment risk (OR 2.53), while longer SO tamponade duration (12 vs. 3 months) decreased it (OR 0.25).
- Shorter SO tamponade duration correlated with better final visual outcomes (P < 0.0001).
Conclusions:
- Retinal redetachment risk after SOR is primarily influenced by SO tamponade duration and prior SO exchange.
- While longer SO tamponade may reduce redetachment, it can negatively impact visual outcomes.
