Verrucous carcinoma.
D002291:Carcinoma, Papillary / Q000175:diagnosis* / Q000473:pathology; D002294:Carcinoma, Squamous Cell / Q000175:diagnosis / Q000473:pathology; D003937:Diagnosis, Differential; D006801:Humans; D012878:Skin Neoplasms / Q000175:diagnosis* / Q000473:pathology