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Introduction to Audiologic Assessment

Introduction to Audiologic Assessment. Perry C. Hanavan Audiologist. What is the purpose of the audiologic evaluation? Measure degree of loss Define type of loss Determine the medical etiology All the above A and B. Purpose of Audiologic Evaluation.

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Introduction to Audiologic Assessment

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  1. Introduction to Audiologic Assessment Perry C. Hanavan Audiologist

  2. What is the purpose of the audiologic evaluation? • Measure degree of loss • Define type of loss • Determine the medical etiology • All the above • A and B

  3. Purpose of Audiologic Evaluation • Define extent of the loss (degree of loss) • normal, minimal, mild, moderate, moderate severe, severe, or profound • Define type of loss • conductive, sensorineural, mixed, auditory processing, or functional

  4. Additional Purposes audiologic assessment is first step in audiologic rehabilitation

  5. General Questions • Why is the person being evaluated • Should person be referred • What is the person’s audibility • What is the etiology • What is the extent of the handicap from the hearing loss

  6. Is the referral source important? • Yes • No • Maybe

  7. Referral-Source Reasons • Patient self-referral • Physician referral • Family member referral • Psychologist referral • Other (OSHA, FAA, military, etc.) • Insurance, compensation

  8. Adult Case History • provides critical identifying information of person, contact information, etc. • shed light on etiology, time of onset, etc. • prepares audiologist for degree and type of hearing loss • may suggest progressive, temporary, fluctuating, permanent, etc., of hearing loss • suggest whether referral to others is necessary

  9. Child Case History • Speech and language development • physical development • psychosocial development • academic achievement

  10. Other Factors in Case History • Tinnitus • Balance • Medications • Employment

  11. Lets Play Audiologist • Observations • Case History • Questionnaires (self-assessments) • Otoscope exam • Video otoscopy • Behavioral • Pure tone • Speech • Immittance • OAE • Evoked potentials

  12. Degree of Loss • Pure tone thresholds • Speech thresholds • Evoked potential threshold estimation

  13. Type of Hearing Loss • Conductive • Sensorineural • Mixed • Auditory processing disorder • Functional/organic

  14. Handicap Vs. Disability • Disability • the functional limitation imposed by an impairment • Handicap • refers to the obstacles to psychosocial function resulting from a disability

  15. Screening Hearing Function • Evoked potentials • OAE • Immittance • Pure tone air • Speech • Whisper Test • Phonak online speech test • Questionnaire • Self-survey • BHI Quick Hearing Check • Risk factors

  16. Observations

  17. Observations

  18. Observations

  19. Observations

  20. Observations

  21. Amy Tan Syndrome

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