Quick Test for Airway Obstruction

December 31, 2006

When a peak flow meter is not immediately available, testfor obstructive lung disease by asking the patient to fill hisor her lungs completely and then rapidly expel the air.

When a peak flow meter is not immediately available, testfor obstructive lung disease by asking the patient to fill hisor her lungs completely and then rapidly expel the air. Aforced expiratory time greater than 2 seconds is abnormal.-- D. Brady Pregerson, MD
    Los Angeles