title: Development of squamous cell carcinoma in chronic discoid lupus erythematosus.
mesh_terms: D000368:Aged; D002294:Carcinoma, Squamous Cell / Q000209:etiology* / Q000473:pathology; D005260:Female; D006801:Humans; D008179:Lupus Erythematosus, Discoid / Q000150:complications*; D008875:Middle Aged; D012878:Skin Neoplasms / Q000209:etiology* / Q000473:pathology