title: A giant lump on the shoulder.
authors.affiliation: Department of Dermatology, Royal Victoria Infirmary, Newcastle upon Tyne, UK.
authors.forename: Tee Wei
authors.initials: TW
authors.lastname: Siah
authors.forename: Rajib R
authors.initials: RR
authors.lastname: Rahim
authors.forename: Akhtar
authors.initials: A
authors.lastname: Husain
authors.forename: James A A
authors.initials: JA
authors.lastname: Langtry
mesh_terms: D000328:Adult; D006801:Humans; D008297:Male; D018296:Pilomatrixoma / Q000175:diagnosis*; D012782:Shoulder; D012878:Skin Neoplasms / Q000175:diagnosis*