title: A sarcoid-like reaction in a patient with hemangiopericytoma--mediastinal lymphadenopathy resulting in confusion about therapy.
authors.affiliation: Department of Medical Oncology, University Hospital Groningen, Groningen, The Netherlands.
authors.forename: Anneke Q
authors.initials: AQ
authors.lastname: van Hoesel
authors.forename: Harald J
authors.initials: HJ
authors.lastname: Hoekstra
authors.forename: Nynke K
authors.initials: NK
authors.lastname: de Boer
authors.forename: Piet L
authors.initials: PL
authors.lastname: Jager
authors.forename: Winette T A
authors.initials: WT
authors.lastname: van der Graaf
mesh_terms: D000008:Abdominal Neoplasms / Q000175:diagnosis*; D000328:Adult; D005260:Female; D006119:Groin; D006393:Hemangiopericytoma / Q000175:diagnosis*; D006801:Humans; D012507:Sarcoidosis / Q000175:diagnosis* / Q000209:etiology