The way the procedure is done may vary.
Page last updated: May 27, 2020.
A soft clip will be put on your nose.
In most instances Revenue Codes are purely advisory; unless specified in the policy services reported under other Revenue Codes are equally subject to this coverage determination.
Total amount of air you can exhale after deep inhalation.
Arterial Blood Gas Test This test determines the levels of gases like oxygen and carbon dioxide in blood taken from arteries.