Metaplasia of a verruca vulgaris into spinocellular carcinoma.
D000368:Aged; D002294:Carcinoma, Squamous Cell / Q000473:pathology*; D002471:Cell Transformation, Neoplastic; D005260:Female; D006801:Humans; D008679:Metaplasia; D012878:Skin Neoplasms / Q000473:pathology*; D014860:Warts / Q000473:pathology*