title: An unusual pigmented lesion: what is your diagnosis?
authors.affiliation: Department of Dermatology, Johns Hopkins Hospital, Baltimore, Maryland.
authors.forename: Ronald N
authors.initials: RN
authors.lastname: Shore
authors.affiliation: Department of Dermatology, Johns Hopkins Hospital, Baltimore, Maryland.
authors.forename: Allison K
authors.initials: AK
authors.lastname: Skae
mesh_terms: D005260:Female; D006801:Humans; D008875:Middle Aged; D012880:Skin Pigmentation; D013653:Tattooing