This is a short review of new opportunities for children with hearing loss aimed at primary care doctors. Parents can learn from it as well. Presented at the Swedish Pediatric education 1/21/11.
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Opportunities for kids with Hearing loss
1. Current Opportunities in Pediatric Hearing Loss Douglas D. Backous, MD, FACS Otology, Neurotology, Skull Base Surgery Medical Director, Swedish Center for Hearing and Skull Base Surgery Seventh Annual Pediatric Specialty Update for the Primary Care Physician Swedish Medical Center January 21, 2011
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6. Severe to Profound Hearing Loss on Reading Comprehension Schildroth and Karchmer 1986
8. Severe to Profound Hearing Loss on Income Project Hope, 2001 proportion (%)
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13. Left bone Right air Left air 100% 100% Right bone Understanding the Audiogram Normal Mild Hearing Loss Moderate Hearing Loss Severe Hearing Loss Profound Hearing Loss < > O X
20. Cochlear Implant System An internal implant placed just under the skin, behind the ear 1 And an external sound processor 2
21. Hearing loss in the U.S. 1.Kochkin, S. The Hearing Review,(2005); July. 2.Blanchfield, B.B.. JAAA. (2001);12: 183-189. 3.Available Mkt- National Institute on Deafness & Communication Disorders (NIDCD) 2004 4. Recipients– Internal Cochlear data Total hearing loss 1 1.6% annual growth rate 32m Potential device candidates 2,3 1 - 1.2 million severe-profound and profound 1 million SSD, mixed and conductive ~2m Total implanted population 4 10% Cochlear Implant /1% Baha <200k
A sound processor picks up sound vibrations. An abutment transfers sound from the Baha device to the implant. A small titanium implant transfers the sound vibrations via the skull bone to the functioning cochlea.
Typical audiogram ranges
Patients currently being helped: < 10% cochlear implant < 1% Baha implant