title: Pathology quiz case 1. Glomangiopericytoma (sinonasal-type hemangiopericytoma [HPC]).
authors.affiliation: Stanford University Hospitals and Clinics, Stanford, California, USA.
authors.forename: Brian
authors.initials: B
authors.lastname: Worden
authors.forename: Anne
authors.initials: A
authors.lastname: Getz
authors.forename: Robert
authors.initials: R
authors.lastname: Luo
authors.forename: Peter H
authors.initials: PH
authors.lastname: Hwang
mesh_terms: D000368:Aged; D004724:Endoscopy; D005260:Female; D006393:Hemangiopericytoma / Q000473:pathology*; D006801:Humans; D009669:Nose Neoplasms / Q000473:pathology*