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Changes in macular pigment optical density after membrane peeling.
Mario R Romano1,2, Gilda Cennamo2, Piergiacomo Grassi2
1Eye Clinic, Department of Bioscience, Humanitas University, Rozzano, Milan, Italy.
Plos One
|May 15, 2018
Summary
Macular pigment optical density (MPOD) is reduced in eyes with epiretinal membrane or macular hole. Postoperative MPOD correlates with visual acuity, suggesting MPOD may predict visual outcomes after surgery.
Area of Science:
- Ophthalmology
- Retinal Imaging
- Macular Pigment Research
Background:
- Vitreoretinal interface syndrome, including idiopathic epiretinal membrane (iERM) and full-thickness macular hole (FTMH), affects retinal structure and function.
- Macular pigment optical density (MPOD) is a key indicator of macular health and visual function.
Purpose of the Study:
- To compare MPOD in eyes with vitreoretinal interface syndrome versus healthy controls.
- To evaluate MPOD changes after macular peeling surgery.
- To investigate the relationship between MPOD and visual acuity (BCVA) post-surgery.
Main Methods:
- Cross-sectional comparative study of 30 eyes with iERM/FTMH and 60 healthy control eyes.
- MPOD measured using one-wavelength reflectometry (Visucam 200).
- Preoperative and 6-month postoperative assessments after ERM-ILM peeling for iERM/FTMH eyes.
Main Results:
- Significantly lower mean MPOD in iERM and FTMH eyes compared to controls (P < .001).
- MPOD volume significantly increased after peeling (P = .01).
- Postoperative mean MPOD strongly correlated with postoperative BCVA in the ERM group (r = .739, P = .002).
Conclusions:
- MPOD is reduced in eyes with iERM or FTMH.
- Postoperative MPOD increase may relate to foveal changes after peeling.
- MPOD shows potential as a prognostic factor for visual recovery in iERM patients.
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