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Auditory performance after cochlear reimplantation
M Durand1, G Michel1, J Boyer1
1Service d'ORL et de Chirurgie Cervico-Faciale, Centre Hospitalier Universitaire, 1, Place Alexis-Ricordeau, 44093 Nantes Cedex 1, France.
European Annals of Otorhinolaryngology, Head and Neck Diseases
|December 13, 2021
Summary
Cochlear reimplantation (CR) in children and adults with severe hearing loss showed no negative impact on hearing or speech perception. Performance after CR was equivalent to or better than after the initial cochlear implant.
Area of Science:
- Otolaryngology
- Audiology
- Neurosurgery
Background:
- Cochlear implantation (CI) is a common treatment for severe to profound hearing loss.
- Reimplantation may be necessary due to device failure or performance decline.
Purpose of the Study:
- To evaluate the impact of cochlear reimplantation (CR) on hearing performance in pediatric and adult patients.
- To identify reasons for CR and factors influencing auditory outcomes.
Main Methods:
- Retrospective observational study design.
- Comparison of hearing performance metrics before and after CR.
- Analysis of correlations between auditory outcomes and surgical/patient factors.
Main Results:
- No significant difference in speech perception scores at 1-2 years post-CR compared to pre-CR.
- Most CR cases (80%) were due to hard implant failure.
- Auditory performance was not significantly correlated with electrode reinsertion, age, gender, or time intervals.
Conclusions:
- Cochlear reimplantation does not negatively affect hearing or speech perception.
- Reimplantation provides hearing performance comparable to or improved from the initial CI.
