Fig. 6. Giant retinal tear with a posterior retinal flap that is inverted over the optic disc. The posterior edge of the giant tear is slightly rolled as a result of epiretinal membrane proliferation. (Freeman HM: Current management of giant retinal breaks and fellow eyes. In Glaser BM, Ryan SJ (eds): Surgical Retina, 2nd ed, pp 2313–2338. St. Louis, CV Mosby, 1994)