title: Hemangiopericytoma.
mesh_terms: D000328:Adult; D000368:Aged; D003937:Diagnosis, Differential; D005121:Extremities; D005260:Female; D005918:Glomus Tumor / Q000175:diagnosis; D006393:Hemangiopericytoma / Q000175:diagnosis* / Q000473:pathology / Q000532:radiotherapy / Q000601:surgery; D006801:Humans; D008175:Lung Neoplasms / Q000473:pathology / Q000601:surgery; D008297:Male; D008875:Middle Aged; D009362:Neoplasm Metastasis; D009364:Neoplasm Recurrence, Local; D012186:Retroperitoneal Neoplasms / Q000175:diagnosis* / Q000473:pathology / Q000532:radiotherapy / Q000601:surgery; D013906:Thoracoscopy