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Related Concept Videos

The Cochlea01:13

The Cochlea

The cochlea is a coiled structure in the inner ear that contains hair cells—the sensory receptors of the auditory system. Sound waves are transmitted to the cochlea by small bones attached to the eardrum called the ossicles, which vibrate the oval window that leads to the inner ear. This causes fluid in the chambers of the cochlea to move, vibrating the basilar membrane.
Hearing01:31

Hearing

When we hear a sound, our nervous system is detecting sound waves—pressure waves of mechanical energy traveling through a medium. The frequency of the wave is perceived as pitch, while the amplitude is perceived as loudness.

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Systematic Hearing Performance Evaluation Process for Adolescents with Cochlear Implantation at Early Ages
06:04

Systematic Hearing Performance Evaluation Process for Adolescents with Cochlear Implantation at Early Ages

Published on: March 24, 2023

Tinnitus is prevalent in children with cochlear implants.

Neil K Chadha1, Karen A Gordon, Adrian L James

  • 1Department of Otolaryngology, The Hospital for Sick Children, Toronto, Ontario, Canada. neil.chadha@utoronto.ca

International Journal of Pediatric Otorhinolaryngology
|February 3, 2009
PubMed
Summary
This summary is machine-generated.

Tinnitus affects 38% of children with cochlear implants, often in the implanted ear when devices are off. While generally not troubling, further research into bilateral cochlear implant timing and tinnitus is suggested.

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Area of Science:

  • Pediatric audiology
  • Neuroscience
  • Otolaryngology

Background:

  • Tinnitus is a common auditory symptom.
  • Its prevalence and impact in pediatric cochlear implant (CI) users are not well understood.
  • Understanding tinnitus in this population is crucial for optimizing auditory rehabilitation.

Purpose of the Study:

  • To investigate the prevalence of tinnitus in children with cochlear implants.
  • To assess the perceived impact of tinnitus on the daily lives of these children.
  • To identify factors associated with tinnitus in pediatric CI users.

Main Methods:

  • A cross-sectional study was conducted with 40 children (ages 3-15) and their families attending a CI event.
  • Qualitative methodologies, including open-ended and structured interviews, were employed.
  • Data collected focused on tinnitus occurrence and its perceived effects.

Main Results:

  • Tinnitus was reported by 38% of the children.
  • Tinnitus was most common in the implanted ear, particularly when devices were not in use.
  • Higher prevalence was noted in children aged 6-8 years and in bilateral CI users with a >2-year inter-implant delay.

Conclusions:

  • This study is the first to report the prevalence of tinnitus in pediatric CI users.
  • Tinnitus in this population is widespread but generally not significantly bothersome.
  • Further investigation into the relationship between inter-implant delay and tinnitus in bilateral CI users is warranted to understand neuronal plasticity.