title: A brownish macule on the tip of the nose.
authors: D
authors: D
authors: Calista
authors: L
authors: L
authors: Riccioni
mesh_terms: D000368:Aged; D002280:Basal Cell Carcinoma / Q000175:diagnosis* / Q000601:surgery; D003937:Diagnosis, Differential; D006801:Humans; D018327:Hutchinson's Melanotic Freckle / Q000175:diagnosis* / Q000601:surgery; D008297:Male; D009508:Nevus, Pigmented / Q000175:diagnosis* / Q000601:surgery; D009669:Nose Neoplasms / Q000175:diagnosis* / Q000601:surgery