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Updated: Nov 17, 2025
Neuro-rehabilitation Approach for Sudden Sensorineural Hearing Loss
Published on: January 25, 2016
Three Cases of Recovery from Sensorineural Hearing Loss in the First Year of Life: Implications for Monitoring and
Erin Plyler1, Ashley W Harkrider1, John P Little2
1Department of Audiology and Speech Pathology, University of Tennessee Health Science Center, Knoxville, Tennessee.
Insights
Infants with sensorineural hearing loss may recover hearing function, highlighting the need for frequent audiometric testing. Early intervention and consistent monitoring are crucial for optimal outcomes.
Area of Science:
- Pediatric Audiology
- Neuroscience
- Otolaryngology
Background:
- This study examines three infants with sensorineural hearing loss (SNHL) and varying risk factors, diagnosed and fitted with amplification between 3 and 8 months of age.
- Two of the infants met criteria for cochlear implantation due to the severity of their hearing loss.
Observation:
- All three infants experienced significant improvement or complete recovery of their hearing and cochlear function by approximately 12 months of age.
- These changes were detected through consistent follow-up testing and caregiver reports.
- One infant, initially slated for cochlear implant surgery, showed recovery before the procedure.
Findings:
- Infants with SNHL can demonstrate unexpected hearing recovery, even those initially candidates for cochlear implantation.
- Recovery occurred by 12 months of age, emphasizing the dynamic nature of hearing in infants.
- No specific predictive factors were identified for this recovery in the cases presented.
Implications:
- Emphasizes the critical importance of a comprehensive diagnostic test battery, including audiological assessments every three months, for infants with SNHL until thresholds stabilize.
- Highlights the need for continued monitoring and potential re-evaluation of interventions like cochlear implantation in infants with SNHL.
- Calls for collaborative research among pediatric audiologists and otologists to identify predictive patterns for hearing recovery and standardize infant SNHL management.
Background:
Three infants with different risk factors, behavioral and physiologic audiometric histories, and diagnoses were fit with amplification between 3 and 8 months of age. Two of the three met criteria for cochlear implantation.
Purpose:
This article aims to heighten awareness of the rare possibility of recovery from sensorineural hearing loss in infants with varying histories and emphasize the importance of a full diagnostic test battery in all infants diagnosed with sensorineural hearing loss every 3 months until objective and subjective thresholds are stable to ensure appropriate intervention.
Research Design:
Case reports.
Results:
All three infants demonstrated improvement or full recovery of hearing and cochlear function by approximately 12 months old. Their change in hearing was discovered due to frequent follow-up and/or caregiver report. One of these infants was tentatively scheduled to have cochlear implant surgery 2 months later.
Conclusion:
Appropriate early intervention for infants with hearing loss is critical to ensure maximum accessibility to speech and language cues. The Federal Drug Administration approves cochlear implantation in infants as young as 12 months. When providing audiometric management of infants with sensorineural hearing loss, it is imperative to conduct a full diagnostic test battery every 3 months (including tympanometric, acoustic reflex, and otoacoustic emission measurement) until objective and subjective thresholds are stable. There was no apparent pattern of factors to predict that the infants highlighted in these cases would recover. Discussion among pediatric audiologists and otologists and comparison of data from clinics across the U.S. is needed to identify predictive patterns and determine appropriate, consistent monitoring of infants with sensorineural hearing loss.
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