title: Basal cell carcinoma overlying long-standing dermatofibromas.
mesh_terms: D002280:Basal Cell Carcinoma / Q000150:complications*; D005260:Female; D005350:Fibroma / Q000150:complications*; D006801:Humans; D008875:Middle Aged; D009378:Neoplasms, Multiple Primary; D012878:Skin Neoplasms / Q000150:complications*