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FVC
It is recommended to explain, demonstrate and actively coach the subject to
perform the test to obtain a meaningful result:
Explain the purpose of the test to see the maximal volume of gas that can be
expired as forcefully and rapidly as possible after a maximal inspiration to total
lung capacity.
Demonstrate:
1.
How to use mouthpiece
2.
How to hold remote sensor controller with one hand and use the other
hand to help with manually occlude of the nares
3.
How to fill the lungs slowly then blast out immediately
4.
How to keep exhaling as long as possible
5.
Exaggerating each step if helpful
Coach the subject to perform the maneuver
Once the subject is ready, instruct the patient to do the following:
1.
Tap on FVC icon on the bottom part of screen to initiate the FVC test.
2.
Hold the remote sensor controller vertically with one hand.
