title: [Clinicopathological analysis of hemangiopericytoma of the orbit].
mesh_terms: D000328:Adult; D005260:Female; D006393:Hemangiopericytoma / Q000473:pathology* / Q000601:surgery; D006801:Humans; D008297:Male; D009918:Orbital Neoplasms / Q000473:pathology* / Q000601:surgery; D011379:Prognosis