Schnyder Corneal Dystrophy, also known as schnyder crystalline corneal dystrophy, is related to corneal dystrophy and corneal dystrophy, posterior polymorphous, 3. An important gene associated with Schnyder Corneal Dystrophy is UBIAD1 (UbiA Prenyltransferase Domain Containing 1), and among its related pathways/superpathways are Transport of inorganic cations/anions and amino acids/oligopeptides and Cardiac conduction. Affiliated tissues include eye and skin, and related phenotypes are corneal dystrophy and crystalline corneal dystrophy