Tympanometry Flashcards
1
Q
What is the goal of screening tympanometry?
A
to assess the condition of the tympaninc membrane(“tm”) and the middle ear
2
Q
Most ear canal volumes fall in the range of…?
A
0.3- 2.0 ml
3
Q
What does compliance measure?
A
It measures the change in volume as pressure varied. How much did the ear drum move in response to the pressure change by the probe?
4
Q
The height of the peak is the _____
A
compliance
5
Q
Peak pressure near 0 indicates ____?
A
Indicates that the eustachian tube is functioning normally
6
Q
What is the gradient?
A
Gradient is defined as the width of the tympanogram peak at 1/2 its height
7
Q
Refer for re-screening if compliance _____
A
If compliance is < 0.2 mL
8
Q
If compliance is way above the box that is called?
A
Hyperflacid Tympanic membrane (no need to refer)
