title: Osseous metaplasia and mature bone formation with extramedullary hematopoiesis in trichilemmal cyst.
authors.affiliation: Department of Biomedical and Neuro Motor Sciences, Section of Pathology, "M.Malpighi", at Bellaria Hospital, University of Bologna, Bologna, Italy.
authors.forename: Chiara
authors.initials: C
authors.lastname: Baldovini
authors.forename: Francesca
authors.initials: F
authors.lastname: Rosini
authors.forename: Gianluca
authors.initials: G
authors.lastname: Marucci
mesh_terms: D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D004814:Epidermal Cyst; D005260:Female; D005497:Follicular Cyst / Q000473:pathology*; D006201:Hair Diseases / Q000473:pathology*; D006411:Hematopoiesis, Extramedullary; D006801:Humans; D008297:Male; D008679:Metaplasia; D008875:Middle Aged; D009999:Ossification, Heterotopic / Q000473:pathology*; D055815:Young Adult