title: An old debate, rekindled.
authors.affiliation: Aurora Diagnostics Twin Cities Dermatopathology, Plymouth, MN, USA.
authors.forename: Erick
authors.initials: E
authors.lastname: Jacobson-Dunlop
authors.affiliation: Ackerman Academy of Dermatopathology, New York, NY, USA.
authors.forename: Dirk
authors.initials: D
authors.lastname: Elston
mesh_terms: D049309:Acanthoma / Q000473:pathology*; D004817:Epidermis / Q000473:pathology*; D006801:Humans; D007642:Keratosis / Q000473:pathology*; D007911:Lentigo / Q000473:pathology*; D012878:Skin Neoplasms / Q000473:pathology*
keywords: dermatology; dermatopathology; squamous cell carcinoma in situ