title: Basal-cell carcinoma: An unusual clinical and histologic variant.
mesh_terms: D000328:Adult; D000368:Aged; D001913:Bowen's Disease / Q000175:diagnosis; D002280:Basal Cell Carcinoma / Q000175:diagnosis / Q000473:pathology*; D002294:Carcinoma, Squamous Cell / Q000175:diagnosis; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007642:Keratosis / Q000175:diagnosis; D007866:Leg; D008297:Male; D008875:Middle Aged; D011565:Psoriasis / Q000175:diagnosis; D012878:Skin Neoplasms / Q000175:diagnosis / Q000473:pathology*