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Related Experiment Videos

Cochlear implantation in children with cochlear malformations

R A Hoffman1, L L Downey, S B Waltzman

  • 1Department of Otolaryngology, New York University Medical Center, NY 10016, USA.

The American Journal of Otology
|March 1, 1997
PubMed
Summary

Cochlear implantation is safe and effective for children with cochlear dysplasia, regardless of severity. Patients with cochlear implants achieve auditory benefits and wear their devices successfully.

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Area of Science:

  • Otolaryngology
  • Pediatric Surgery
  • Medical Engineering

Background:

  • Cochlear dysplasia presents unique surgical and habilitative challenges.
  • Successful cochlear implantation in these cases requires careful consideration of anatomical variations.

Purpose of the Study:

  • To evaluate the safety and efficacy of cochlear implantation in pediatric patients with cochlear dysplasia.
  • To identify surgical and habilitative outcomes associated with this procedure.

Main Methods:

  • Literature review of English-language studies.
  • Case series detailing three pediatric patients at New York University Medical Center.
  • Questionnaire survey of 200 institutions performing cochlear implants.

Main Results:

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  • Anomalous facial nerve anatomy was observed in 16% of patients, with two instances of surgical injury.
  • No cases of meningitis were reported.
  • All pediatric patients receiving multichannel cochlear implants demonstrated benefit and consistent device usage.

Conclusions:

  • Cochlear implantation is a safe and viable option for all degrees of cochlear dysplasia, including incomplete partition and common cavity malformations.
  • Auditory responses and benefits can be expected following implantation in dysplastic cochleae.