title: Primary haemangiopericytoma of lung.
mesh_terms: D000328:Adult; D005260:Female; D006393:Hemangiopericytoma / Q000473:pathology* / Q000601:surgery; D006801:Humans; D008168:Lung / Q000473:pathology; D008175:Lung Neoplasms / Q000473:pathology* / Q000601:surgery