Cochlear Dead Regions and Implications for Fittings (approved in CA)
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Professional Member: $0.00
Student Member: $29.00
Affiliate Member: $29.00
Associate Member: $29.00
Non-Member: $59.00
Credit Offered
1 Contact Hours Credit

Have you ever had a patient complain she is unsatisfied with her hearing aids?

It could be that your client has a Cochlear Dead Region, which can profoundly affect the way you fit your patient’s hearing aid. Inner and outer hair cells within the cochlea act like a two-way street, transferring information to and from the brain. Any area where those hair cells are missing or dead creates a roadblock in the hearing process, known as Cochlear Dead Regions.

Would you know a Cochlear Dead Region if you saw it on an audiogram, and how to properly fit a patient with this problem?

Expert presenter Ted Venema, PhD, will walk you through various audiogram configurations that could mean your patient has Cochlear Dead Regions, how you’ll need to fit her for hearing aids, and why focusing on transition frequencies where the hearing is dropping is key.

  • Summarize the clinical implications of cochlear dead spots for fitting hearing aids
  • Identify audiogram configurations that might make a practitioner suspicious of Cochlear Dead Regions and why
  • Outline the basic assumptions behind the Threshold Equalizing Noise (TEN) test
  • Describe why moderate reverse sensorineural hearing loss (SNHL) is associated with low-frequency dead regions
  • Describe why severe high-frequency SNHL is associated with high-frequency dead regions
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