Acoustic neuroma.
D002531:Cerebellum / Q000601:surgery; D004424:Ear Canal / Q000601:surgery; D004428:Ear Neoplasms / Q000175:diagnosis / Q000601:surgery*; D005260:Female; D006801:Humans; D008722:Methods; D008875:Middle Aged; D009442:Neurilemmoma / Q000175:diagnosis / Q000601:surgery*; D000159:Vestibulocochlear Nerve