Epiretinal Membrane (Macular Pucker; Cellophane Maculopathy; Premacular Fibrosis) By Sonia Mehta, MD, Vitreoretinal Diseases and Surgery Service, Wills Eye Hospital, Sidney Kimmel Medical College at Thomas Jefferson University Reviewed / Revised Apr 2022 | Modified Sep 2022 View Patient Education Epiretinal membrane is formation of a thin, fibrotic membrane over the retina that contracts, wrinkling the underlying retina and interfering with vision.