title: Blue 'spot' on the nose.
authors.affiliation: University of Arizona Health Sciences Center, Tucson, USA.
authors.forename: N
authors.initials: N
authors.lastname: Levine
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D002280:Basal Cell Carcinoma / Q000175:diagnosis; D003937:Diagnosis, Differential; D005260:Female; D018251:Hidrocystoma / Q000175:diagnosis; D006801:Humans; D008545:Melanoma / Q000175:diagnosis; D018329:Nevus, Blue / Q000175:diagnosis*; D009666:Nose; D012878:Skin Neoplasms / Q000175:diagnosis*