title: Hemangiopericytoma. Report of a case.
mesh_terms: D001706:Biopsy; D002648:Child; D003937:Diagnosis, Differential; D006393:Hemangiopericytoma / Q000175:diagnosis* / Q000000981:diagnostic imaging; D006801:Humans; D008297:Male; D008441:Maxillary Neoplasms / Q000175:diagnosis* / Q000000981:diagnostic imaging; D011859:Radiography; D013194:Staining and Labeling