title: Uncommon intrathoracic extrapulmonary tumor: primary hemangiopericytoma.
abstract: We report an unusual case of primary intrathoracic extrapulmonary hemangiopericytoma. Despite the large size and rapid growth of the tumor, no histological sign of malignancy was present. Tumor cells immunostained positively only to vimentin.
authors.affiliation: Institute of Thoracic and Cardiovascular Surgery, University of Siena, Italy.
authors.forename: G
authors.initials: G
authors.lastname: Biagi
authors.forename: G
authors.initials: G
authors.lastname: Gotti
authors.forename: M
authors.initials: M
authors.lastname: Di Bisceglie
authors.forename: L
authors.initials: L
authors.lastname: Lorenzini
authors.forename: M
authors.initials: M
authors.lastname: Toscano
authors.forename: V
authors.initials: V
authors.lastname: Sforza
mesh_terms: D002467:Cell Nucleus / Q000648:ultrastructure; D003593:Cytoplasm / Q000648:ultrastructure; D005260:Female; D006393:Hemangiopericytoma / Q000473:pathology; D006801:Humans; D008875:Middle Aged; D013899:Thoracic Neoplasms / Q000473:pathology; D014746:Vimentin / Q000032:analysis
chemical_list: D014746:Vimentin