Synovial sarcoma of the head and neck.
D000293:Adolescent; D005260:Female; D006257:Head; D006258:Head and Neck Neoplasms / Q000473:pathology / Q000601:surgery*; D006801:Humans; D008175:Lung Neoplasms / Q000000981:diagnostic imaging; D009362:Neoplasm Metastasis; D009364:Neoplasm Recurrence, Local; D011859:Radiography; D013584:Sarcoma, Synovial / Q000000981:diagnostic imaging / Q000473:pathology / Q000601:surgery*