[Early diagnosis and otological approach in cancer of the auditory nerve].
D006320:Hearing Tests; D006801:Humans; D009380:Neoplasms, Nerve Tissue / Q000175:diagnosis* / Q000503:physiopathology; D009759:Nystagmus, Pathologic / Q000150:complications; D014724:Vestibular Function Tests; D000159:Vestibulocochlear Nerve