title: Facial nerve tumor (mastoid portion).
mesh_terms: D000328:Adult; D003390:Cranial Nerve Neoplasms / Q000175:diagnosis* / Q000000981:diagnostic imaging; D005155:Facial Nerve Diseases / Q000175:diagnosis* / Q000000981:diagnostic imaging; D005260:Female; D006801:Humans; D008279:Magnetic Resonance Imaging; D009442:Neurilemmoma / Q000175:diagnosis* / Q000000981:diagnostic imaging; D010524:Peripheral Nervous System Neoplasms / Q000175:diagnosis* / Q000000981:diagnostic imaging; D014057:Tomography, X-Ray Computed