title: Hemangiopericytoma of the nasal cavity.
mesh_terms: D005260:Female; D006393:Hemangiopericytoma / Q000473:pathology*; D006801:Humans; D008444:Maxillary Sinus Neoplasms / Q000473:pathology; D008875:Middle Aged; D009298:Nasal Polyps / Q000473:pathology*; D009666:Nose / Q000473:pathology; D009669:Nose Neoplasms / Q000473:pathology*