The superficial corneal dystrophies refer to a group of rare genetically determined corneal dystrophies (CDs) characterized by lesions affecting the corneal epithelium and its basement membrane and the superficial corneal stroma, and variable effects on vision depending on the type of dystrophy. The disease is Monarch Disease Ontology identifier MONDO_0020212 (superficial corneal dystrophy). Also known as: anterior corneal dystrophy, corneal epithelium corneal dystrophy (disease), dystrophy of anterior cornea.