Influence of Cochlear Implantation on Balance Function in Pediatrics
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View abstract on PubMed
Summary
This summary is machine-generated.Cochlear implant (CI) surgery in children with profound sensorineural hearing loss (SNHL) can lead to vestibular dysfunction and increased postural instability. Early identification and rehabilitation are crucial for improving outcomes in these patients.
Area Of Science
- Otolaryngology
- Neuroscience
- Pediatric Audiology
Background
- Profound sensorineural hearing loss (SNHL) often co-exists with vestibular dysfunction.
- Cochlear implant (CI) surgery, while restoring hearing, may impact vestibular function.
Purpose Of The Study
- To evaluate vestibular dysfunctions in children with congenital deafness after unilateral CI surgery.
- To assess the impact of CI on postural stability and sensory organization.
Main Methods
- Cross-sectional study comparing 24 children with unilateral CI to 24 age-matched controls.
- Vestibular function assessed using Vestibular Evoked Myogenic Potential (VEMP) for otolith function.
- Postural stability evaluated via Computerized Dynamic Posturography (CDP), including the Sensory Organization Test (SOT).
Main Results
- CI users exhibited significantly lower p13-n23 amplitude in VEMP compared to controls.
- 45.83% of CI subjects showed sensory abnormalities, with 29.17% having vestibular involvement.
- Total equilibrium scores were significantly reduced in the CI group, indicating increased postural instability.
- Over 70% of CI patients displayed abnormal results in CDP or VEMP tests.
Conclusions
- Unilateral CI surgery in children with SNHL is associated with functional vestibular impairments.
- CI recipients demonstrate significantly increased postural instability, particularly in dynamic conditions.
- Findings support enhanced pre-operative counseling and targeted postoperative vestibular rehabilitation for CI patients.
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