Erythema elevatum diutinum developing squamous cell carcinoma.
D000368:Aged; D002294:Carcinoma, Squamous Cell / Q000209:etiology* / Q000473:pathology; D002921:Cicatrix / Q000150:complications; D004890:Erythema / Q000150:complications* / Q000473:pathology; D006801:Humans; D008297:Male; D012878:Skin Neoplasms / Q000209:etiology* / Q000473:pathology