High resolution CT air cisternography in the diagnosis of small and intracanalicular acoustic tumor.
D004424:Ear Canal / Q000000981:diagnostic imaging*; D004428:Ear Neoplasms / Q000000981:diagnostic imaging*; D006801:Humans; D009464:Neuroma, Acoustic / Q000000981:diagnostic imaging*; D014057:Tomography, X-Ray Computed / Q000379:methods