Related Experiment Video
Updated: May 2, 2026
06:04
Systematic Hearing Performance Evaluation Process for Adolescents with Cochlear Implantation at Early Ages
Published on: March 24, 2023
3.0K
Long latency auditory evoked potentials in children with cochlear implants: systematic review.
Liliane Aparecida Fagundes Silva1, Maria Inês Vieira Couto1, Carla Gentile Matas1
1Universidade de São Paulo, School of Medicine, São PauloSP, Brazil, School of Medicine, Universidade de São Paulo - USP - São Paulo (SP), Brazil.
Codas
|March 15, 2014
Summary
Children with cochlear implants show rapid changes in auditory brain responses. Early implantation, especially before 3.5 years, significantly enhances central auditory pathway development.
Area of Science:
- Audiology
- Neuroscience
- Developmental Pediatrics
Background:
- Cortical Auditory Evoked Potentials (CAEPs) are crucial for assessing auditory development.
- Cochlear implantation (CI) offers auditory restoration for children with severe to profound hearing loss.
- Understanding the impact of CI on auditory pathway maturation is essential.
Purpose of the Study:
- To systematically review and analyze findings on Cortical Auditory Evoked Potentials (CAEPs) in children with cochlear implants.
- To evaluate the effects of cochlear implantation on neuroplasticity in the central auditory pathways of pediatric patients.
Main Methods:
- Systematic literature review of studies published between 2002 and 2013.
- Searched four databases using keywords: electrophysiology, cochlear implantation, child, neuronal plasticity, and audiology.
- Analyzed 13 selected articles focusing on methodology and content.
Main Results:
- Rapid changes observed in the P1 component of Cortical Auditory Evoked Potentials (CAEPs) in children post-cochlear implantation.
- Evidence suggests significant neuroplastic changes in central auditory pathways following cochlear implantation.
- Children implanted before 3 years and 6 months of age showed particularly effective changes.
Conclusions:
- Cochlear implantation effectively promotes positive changes in the central auditory nervous system of children.
- Early cochlear implantation is associated with more pronounced benefits in auditory pathway development.
- Further research is needed due to the limited number of studies on this topic.
