HEARING IMPAIRMENT

1
HEARING IMPAIRMENT
Sample
2
TOPICS COVERED

• Normal Hearing
• Age-related Changes That Can Affect Hearing
• Causes and Types of Hearing Loss
• Presbycusis
• Diagnosing and Treating Hearing Loss
• Strategies to Enhance Communication with
  Hearing-impaired Persons

Sample
Slide 3
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CAUSES AND TYPES OF HEARING LOSS

• May be caused by pathology in
• External ear canal
• Middle ear
• Auditory nerve
• Central auditory pathways
• A combination
• Categories of hearing loss based on cause
• Conductive
• Sensorineural
• Mixed

Sample
Slide 8
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MIXED HEARING LOSSAir and bone conduction
thresholds are abnormal, with the greatest
difference seen for the left ear. This patient
has pathology in both the middle and inner ears.
Bone conduction thresholds for the left ear are
measured by masking the right ear.
Sample
Slide 17
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CASE 1 (3 of 3)

• Following an otoscopic examination, which of the
  following is most appropriate to determine
  whether this woman should be referred to an
  audiologist?

• HHIE-S (Hearing Handicap Inventory for the
  ElderlyScreening Version)
• Tympanometry test
• Auditory brainstem response test
• Rinné and Weber tests
• Electronystagmography

Sample
Slide 40