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IHS Practical Exam Graded A+ 2024
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IHS Practical Exam Graded A+ 2024
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IHS Practical Exam Graded A+ 2024• Chronic open state of the ET• Patient reports that it sounds like he is talking in a barrel
- echo sounding - ANSWER-patulous eustachian tube
a growth typically occurring in the attic of the middle ear that can perforate the TM and
invade the external audiotory meatus - ANSWER-cholesteatoma
a mass of tissue that grows outward from a surface? - ANSWER-polyps
After addressing your voice, you address the pt's voice. What should you ask? -
ANSWER-"Now lets talk about your voice. Please count to 5 and let me know how your
own voice sounds to you."
After realistic expectations, what do you discuss? - ANSWER-**Have the pt take 1 HA
out to discuss the following:
1. insertion/removal practice
2. cleaning/maintenance
3. different parts of the hearing aid (toggle switch, mics, receiver, filters etc...)
4. Download app to phone and run a tutorial on how to manage it
After the fitting, it's important to set realistic expectations: - ANSWER-The three most
important things when being a new hearing aid wearer is: Patience, communication &
consistency.
It is important to remember that you will never hear like you did before your loss. We are
not looking for perfection, we are looking for improvement.
There will be a period of improvement (based on degree of loss and WR) that will take
place. I will be starting you below target etc...
ANSI SPECS - ANSWER-
closure of the E.A.M (ear canal) and a malformed pinna - ANSWER-atresia
Compliance - ANSWER-mobility
The ease with which acoustic energy flows through the ME
congenital absence of one or both ears
aka no pinna - ANSWER-anotia
Describe the energy transduction that takes place in the middle ear - ANSWER-acoustic
> mechanical >hydraulic
Even though tympanometry/Imittance audiometry doesn't provide information for
determing hearing loss, what can it do? - ANSWER-Supplemental to pure tone and
, speech audiometry+elevates the level of practice and professionalism to create a
COMPREHENSIVE exam
extreme pressure change such as flying or diving
*TM will appear normal but will have a bluish or yellowish reflection
*fluid line or bubbles often visible during otoscopy - ANSWER-barotrauma
fluid in the middle ear without evidence of infection
* bubbles may appear behind the TM during otoscopy - ANSWER-middle ear effusion
Frequency Range - ANSWER-measure of the range of frequencies a microphone can
hear and reproduce
Ex. The limit of a S receiver is 100Hz for low & 10,000 Hz for high. This is what the HA
is capable of
hardening of the tympanic membrane - ANSWER-tympanosclerosis
hearing loss resulting from an ear-mold occluding the ear canal - ANSWER-insertion
loss
**this can be combated by programming and frequency response of the hearing aid
HFA - FOG - ANSWER-High- frequency average Full -on Gain
measures the HA gain
How do we know if masking is necessary for BC? - ANSWER-Rule 2: If there's a 15dB
gap or worse between the worst ac threshold and the best bc threshold.
**bone masking
How do we know if MASKING is needed for AC? - ANSWER-Rule 1A: If there's a 40 dB
difference (supra-aural) or 60 dB difference (insert) between AC of each ear
How do we know if masking is needed for SRT's? - ANSWER-Rule 3: Masking is
required if there is a 40 dB (SA)/60(IE) or greater difference between SRT's
or
if you have had to mask at two or more frequencies in the speech range with air
conduction testing.
How do we know if masking is needed for WR? - ANSWER-Rule 4: If you masked for
SRT testing, then you must mask for Word Recognition testing.
OR
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