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Preliminary diagnostic procedures include ear examination, hearing and vestibular testing. Typical symptoms include unilateral tinnitus, progressive hearing loss and vertigo. Usually diagnostic sensitivity is increased with one or more otological symptom. The rate of VS pick up with unilateral tinnitus alone using MRI has been shown to be <0.1% ...
Mild hearing loss is thresholds of 25–45 dB; moderate hearing loss is thresholds of 45–65 dB; severe hearing loss is thresholds of 65–85 dB; and profound hearing loss thresholds are greater than 85 dB. Tinnitus occurring in only one ear should prompt the clinician to initiate further evaluation for other etiologies.
The researchers conducted a hearing loss test that involves placing electrodes in the participants’ ear canals and on their scalps to measure activity in the inner ear auditory nerve and the ...
Audiometrically documented low- to medium-frequency sensorineural hearing loss in the affected ear on at least one occasion before, during, or after one of the episodes of vertigo; Fluctuating aural symptoms (hearing, tinnitus, or fullness) in the affected ear; Not better accounted for by another vestibular diagnosis; Probable
Hearing loss may have many different causes, but among those with tinnitus, the major cause is cochlear injury. [36] In many cases no underlying cause is identified. [2] [38] Ototoxic drugs also may cause subjective tinnitus, as they may cause hearing loss, [15] or increase the damage done by exposure to loud noise. [39]
Tumors within the nerve canaliculi initially present with unilateral sensorineural hearing loss, unilateral tinnitus, or disequilibrium (vertigo is rare, on account of the slow growth of neuromas). Speech discrimination out of proportion to hearing loss, difficulty talking on the telephone are frequent accompaniments.