Oximetry is a procedure used to measure the oxygen level—or oxygen saturation—in the blood.
Peak flow measurement is a procedure that records the amount of air flowing out of your lungs. Peak flow can be measured with either a spirometer or a peak flow meter.
Pulmonary function tests measure how well your lungs are functioning and are used to help diagnose certain lung disorders.
This test may be done to help your health care provider give you a more accurate prognosis or craft your treatment plan.
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