title: Squamous cell carcinoma complicating chronic discoid lupus erythematosus (CDLE).
mesh_terms: D000328:Adult; D002294:Carcinoma, Squamous Cell / Q000175:diagnosis* / Q000209:etiology; D002908:Chronic Disease; D005153:Facial Neoplasms / Q000175:diagnosis* / Q000209:etiology; D005260:Female; D005542:Forearm; D006801:Humans; D008179:Lupus Erythematosus, Discoid / Q000150:complications*; D008875:Middle Aged; D012878:Skin Neoplasms / Q000175:diagnosis* / Q000209:etiology