Mrcs Syndrome, also known as microcornea-rod-cone dystrophy-cataract-posterior staphyloma syndrome, is related to microcornea, rod-cone dystrophy, cataract, and posterior staphyloma 1 and vitreoretinochoroidopathy. An important gene associated with Mrcs Syndrome is BEST1 (Bestrophin 1). Affiliated tissues include eye and retina.