Bronchodilator responsiveness in chronic obstructive pulmonary disease: prevalence, significance, and clinical implications

AN Aggarwal, R Agarwal - Current Opinion in Pulmonary Medicine, 2025 - journals.lww.com
There is still no clear, clinically relevant threshold to define BDR. BDR is an unreliable
discriminator to differentiate asthma from COPD and is not consistently linked to any specific …