White sponge nevus is a benign autosomal dominant disorder affecting non-cornifying stratified squamous epithelia with white spongy plaques in the mouth. Mutations in KRT4 and KRT13, which are expressed in the mucosal non-cornifying stratified epithelia, are associated with the disease.
Category
Congenital malformation
Brite
Human diseases in ICD-11 classification [BR:br08403]
13 Diseases of the digestive system
Diseases or disorders of orofacial complex
DA02 Miscellaneous specified disorders of lips or oral mucosa
H00724 White sponge nevus