title: Longstanding cobblestone plaque in the lumbar region of a 13-year-old boy.
authors.affiliation: Department of Pathology, Warwick Hospital, Warwick, Warwickshire, UK.
authors.forename: E E
authors.initials: EE
authors.lastname: Hartley
authors.forename: S M
authors.initials: SM
authors.lastname: Taibjee
authors.forename: R A
authors.initials: RA
authors.lastname: Carr
authors.forename: B
authors.initials: B
authors.lastname: Dharma
mesh_terms: D000293:Adolescent; D001415:Back; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D009077:Mucins / Q000378:metabolism*; D009506:Nevus / Q000378:metabolism / Q000473:pathology*; D012878:Skin Neoplasms / Q000378:metabolism / Q000473:pathology*
chemical_list: D009077:Mucins