title: Pathologic quiz case 2. Pilomatrixoma.
authors.forename: M
authors.initials: M
authors.lastname: McBrien
authors.forename: T
authors.initials: T
authors.lastname: Victor
authors.forename: A P
authors.initials: AP
authors.lastname: Wolff
mesh_terms: D002675:Child, Preschool; D004428:Ear Neoplasms / Q000473:pathology*; D004431:Ear, External; D005260:Female; D006801:Humans; D012878:Skin Neoplasms / Q000473:pathology*