Pulmonary Function Tests (PFTs): Asthma and COPD
Pulmonary Function Tests (PFTs) are operational diagnostic procedures applied to differentiate asthma from chronic obstructive pulmonary disease (COPD) in respiratory disorders. Both result in limitation of airflow but by pathophysiologic heterogeneity of many mechanisms, by different patterns of disease, and with dissimilar responsiveness to therapy. Why and how two conditions…