Term
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Definition
Typanogram- similar to Type A
- peak amplitude is significantly shallower
-normal middle- ear pressure with changes in stiffness, mass, or resistence-- conductive loss
-OTOSCLEROSIS (abnormal growth of bone in middle ear) = cause
**"S" stands for stiffness or shallow |
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Definition
Typanogram
Normal Hearing! - in box or not right (picture) |
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Definition
Tympanogram
similar to type A
suggestive of normal middle-ear pressure with a flaccid TM--conductive loss(nB/aA)
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Term
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Definition
- Tympanogram
- B= "flat"
- Causes
- fluid filled middle ear
- occluded canal
- tympanic membrane perforation
***graph - Ear canal volume MUST LOOK AT
(graph will have no peak)
- Conductive loss
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Definition
- type B
- volumes range
Children- .5 - 1.0
Adult- .5 - 2.0
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Definition
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Definition
example: 3.5
-Tympanic Membrane Perferation
-Pressure Equalizing Tube
-Doctor may test tube to make sure that its working-- result in needing new tube
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Term
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Definition
tympanogram
negative tympanogram
maximum compliance falls below 200 daPa
***poor eustachian tube functioning, possibility of retracted TM
can be seen in children who have been crying
conductive |
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Term
| All types are _____ except_____ why? |
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Definition
1. conductive
2. normal
3. becuase test is on outer-middle ear. |
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Definition
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Term
True or False:
Ascoustic immittance does not measure hearing loss? |
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Definition
| FALSE- it measures the functional integrity of hte eardrum and the outer middle ear anatomy |
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Term
true or false:
tympanometry involves the measurement of acoustiv immitance as...
*ear pressure in the ear canal is varied above & below atmospheric level |
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Definition
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Term
| Tympanomety allows for the distinctin between what hearing losses? |
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Definition
| conductive & sensorineural |
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Term
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Definition
impairment is in the imparment of outer and/or middle ear
Causes: wax, fluid,
Tympanograms- all except type A |
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Term
| tympanometric results are shown on a |
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Definition
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Term
| normal tympanometric compliance range is |
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Definition
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Term
| childrens ear canal volime |
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Definition
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Definition
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Definition
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| Type B typanograms indicate which of the following? |
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Definition
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Definition
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Term
| Type C tympanigram is often referred to as |
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Definition
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| Type C tympanigram indicates |
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Definition
a conductive hearing loss
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Definition
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| type As indicate which loss |
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Definition
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Definition
| ossicles cannot move because a spongy growth fuses them together |
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Definition
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| AD indicates which of the following |
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Definition
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Definition
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Definition
| bones of the middle ear are broken apart |
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Definition
| sending a patient to an ear, nose, and throat doctor |
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Term
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Definition
| A congenital deformity where the pinna is UNDERDEVELOPED |
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Definition
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Term
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Definition
surgical reconstruction of the ear
*may improve apperance and psychological state |
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Definition
complete closure of external auditory meatus
*may be present in cartilaginous, bony, or entire length of canal
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Definition
small and narrow ear canal
*doesnt result in hearing loss
*cerumen impaction more likely
*drill outs may cause complications
*too narrow for earmold (hearing aid) |
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Term
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Definition
infection in the outer ear
*swimmers ear
*bacterial infection
*tropical areas |
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