title: [An extensive haemangiopericytoma of the retromandibular fossa].
mesh_terms: D000328:Adult; D005260:Female; D005500:Follow-Up Studies; D006258:Head and Neck Neoplasms / Q000175:diagnosis / Q000556:secondary* / Q000601:surgery; D006393:Hemangiopericytoma / Q000175:diagnosis / Q000601:surgery*; D006801:Humans; D008339:Mandibular Neoplasms / Q000175:diagnosis / Q000601:surgery*; D009132:Muscles; D009334:Neck Muscles; D012983:Soft Tissue Neoplasms / Q000175:diagnosis / Q000556:secondary* / Q000601:surgery
vernacular_title: Rozległy obłoniak dołu zazuchwowego.