Monarch Disease Ontology term MONDO_0007378 (posterior polymorphous corneal dystrophy 1) is a posterior polymorphous corneal dystrophy that has material basis in autosomal dominant inheritance of mutation in the OVOL2 gene on chromosome 20p11.23. Also known as: CHED1, Ched1, Maumenee corneal dystrophy, PPCD1, Ppcd1, corneal dystrophy, posterior polymorphous, type 1, corneal endothelial dystrophy 1, autosomal dominant, posterior polymorphous corneal dystrophy type 1.