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Association between macular microstructural alterations and visual function following surgery for idiopathic
Zi-Ting Li1, Qiang Yang2, Wei-Feng Liu3
1Department of Ophthalmology, Affiliated Hospital of Jiangxi University of Chinese Medicine, Nanchang 330006, Jiangxi Province, China.
Photodiagnosis and Photodynamic Therapy
|November 14, 2025
Summary
Surgery for idiopathic epiretinal membrane (iERM) significantly improves vision and reduces macular changes. Visual recovery correlates with microstructural improvements, particularly in central foveal thickness and retinal layer integrity.
Area of Science:
- Ophthalmology
- Retinal Surgery
- Macular Degeneration
Background:
- Idiopathic epiretinal membrane (iERM) affects the macula, potentially impairing vision.
- Understanding macular microstructure changes post-surgery is crucial for predicting visual outcomes.
Purpose of the Study:
- To evaluate changes in macular microstructure and visual function before and after iERM surgery.
- To identify correlations between microstructural alterations and visual recovery.
Main Methods:
- Retrospective case series of 26 eyes with iERM.
- Assessed central foveal thickness (CFT), COST line length, ellipsoid zone (EZ) disruption, disorganization of retinal inner layers (DRIL), and GC-IPL thickness.
- Measured best-corrected visual acuity (BCVA) and metamorphopsia (M-score).
Main Results:
- Surgery significantly improved BCVA and reduced CFT and DRIL extent postoperatively.
- COST line length and EZ disruption showed significant changes at 3 and 6 months.
- Visual improvement correlated with reduced CFT, altered COST length, and GC-IPL thickness; preoperative DRIL and EZ disruption predicted worse BCVA.
Conclusions:
- Surgical intervention for iERM effectively improves BCVA and reduces metamorphopsia.
- Visual recovery is linked to specific macular microstructural changes, including CFT, COST line length, DRIL, and GC-IPL thickness.
Keywords:
Idiopathic epiretinal membraneMetamorphopsiaOptical coherence tomographyRetinal morphology and structureSurgeryMore Related Videos
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