The purpose of this study is to determine if one of these gaz (air and sulfur hexafluoride) is better than the other in epiretinal membrane peeling surgery. Both are already used for this surgery and this study will tell us if one is better than the other.
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AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
Visual acuity
Timeframe: 6 months