Cochlear Implantation in Auditory Neuropathy

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<jats:title>Abstract</jats:title><jats:p><jats:italic>Objective</jats:italic>: Auditory neuropathy is a recently described clinical entity characterized by sensorineural hearing loss in which the auditory evoked potential (ABR) is absent but otoacoustic emissions are present. This suggests a central locus for the associated hearing loss. In this study the results observed in a child with auditory neuropathy who received a cochlear implant are presented and compared with those of a matched group of children who were recipients of implants. <jats:italic>Methods</jats:italic>: A single‐subject, repeated‐measures design, evaluating closed‐set and open‐set word recognition abilities was used to assess the subject and a control group of matched children with implants who had also experienced a progressive sensorineural hearing loss. <jats:italic>Results</jats:italic>: The subject demonstrated improvements in vowel recognition (82% correct) by 1 year after implantation, which were only slightly lower than the control group. Consonant recognition and open‐set word recognition scores were significantly lower. <jats:italic>Conclusion</jats:italic>: Caution should be exercised when considering cochlear implantation in children with auditory neuropathy. As with conventional hearing aids, less than optimal results may be seen.</jats:p>

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