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10 Cards in this Set
- Front
- Back
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Pure Tone
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A tone of a single frequency.
Roseberry-Mckibbin & Hedge (2011) |
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Shwannoma releated to sensory Hearing loss
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a tumor that is classified as non-cancerous located on the cochlear nerve.
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Type C Tympanogram
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you will see a negative peak; reflects negative pressure in the middle ear.
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Carhart's Notch is
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Typically found in patients with otosclerosis, is a pattern of bone conduction thresholds characterized by reduced bone conduction sensivity @ 2000Hz.
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Conductive Hearing Loss
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damage functions to the outer ear, have bone gaps of 10dB or more. On an audigram will have a rising on audiogram and Hearing level will be in the lower frequencies.
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Sensorinueral hearingloss
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inner ear pathology and damage to CN VIII.
Loss in the higher frequencies and you will see a falling line on audiogram. |
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Meniere's disease
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causes sensorineural hearing loss mostly in adult populations and the symptoms associated are as follows:
1) sense of fullness in ears 2) ringing or buzzing sound in ears 3)vertigo |
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Tympanogram B
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will demonstrate fluid in the ear (middle ear effusion or infection). You will see a shallow peak on audiogram.
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Causes of conductive hearing loss
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cerum impaction, otitis media, tumors, stenosis, microtia and atresia, flaccid tympanic membrane
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what if flaccid tympanic membrane?
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is caused by chronic otitis media which streteches the tympanic membrane.
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