Squamous cell carcinoma arising in porokeratosis of mibelli.
D002294:Carcinoma, Squamous Cell / Q000150:complications* / Q000473:pathology; D006801:Humans; D007642:Keratosis / Q000150:complications* / Q000473:pathology; D008297:Male; D008875:Middle Aged; D012878:Skin Neoplasms / Q000150:complications* / Q000473:pathology