Macular Dystrophy, Retinal, 2, also known as retinal macular dystrophy type 2, is related to cone-rod dystrophy 2 and contractures, pterygia, and spondylocarpotarsal fusion syndrome 1a. An important gene associated with Macular Dystrophy, Retinal, 2 is PROM1 (Prominin 1). Affiliated tissues include eye and retina, and related phenotypes are reduced visual acuity and macular dystrophy