title: Diagnostic quiz #42. Case no. 1. Epithelial dysplasia with hyperkeratosis and focal lichenoid mucositis.
authors.affiliation: University of Florida Oral and Maxillofacial Pathology and Oncology, USA.
authors.forename: R
authors.initials: R
authors.lastname: Baughman
authors.forename: F
authors.initials: F
authors.lastname: Vascimini
authors.forename: R
authors.initials: R
authors.lastname: Brockett
mesh_terms: D002294:Carcinoma, Squamous Cell / Q000175:diagnosis; D003937:Diagnosis, Differential; D004848:Epithelium / Q000473:pathology; D005096:Exostoses / Q000150:complications; D006801:Humans; D007642:Keratosis / Q000150:complications / Q000473:pathology; D007972:Leukoplakia, Oral / Q000150:complications / Q000473:pathology*; D008010:Lichen Planus / Q000150:complications / Q000473:pathology; D009059:Mouth Diseases / Q000150:complications / Q000473:pathology; D010157:Palatal Neoplasms / Q000150:complications / Q000473:pathology*; D010159:Palate / Q000473:pathology