Corneal Dystrophy, Posterior Polymorphous, 1, also known as posterior polymorphous corneal dystrophy, is related to corneal dystrophy, posterior polymorphous, 4 and corneal dystrophy, posterior polymorphous, 2. An important gene associated with Corneal Dystrophy, Posterior Polymorphous, 1 is OVOL2 (Ovo Like Zinc Finger 2), and among its related pathways/superpathways are Extracellular matrix organization and Epithelial to mesenchymal transition in colorectal cancer. Affiliated tissues include endothelial and eye, and related phenotypes are corneal opacity and corneal stromal edema