Inspiratory crackles-early and late-revisited: identifying COPD by crackle characteristics.
Hasse MelbyeJuan Carlos Aviles SolisCristina JácomeHans PasterkampPublished in: BMJ open respiratory research (2021)
'Early' inspiratory crackles predicted COPD more strongly than 'coarse' inspiratory crackles. Identification of early crackles at the lung bases should imply a strong attention to the possibility of COPD.