[Diagnosis and clinical implications of cochlear dead regions]

The cochlear dead regions are common exist in the case of moderate to profound sensorineural hearing loss. Patients with dead regions have demonstrated poor understanding of speech in noise and report less satisfaction with hearing aids than patients with no dead regions. Dead regions are assumed to occur if a hearing-impaired listener can be shown to be using off-place listening. A correctly diagnosed dead regions facilitates accurate and informed aural rehabilitation.