Fig. 3

Bronchoscopy, 2016. Image from bronchoscopy performed in 2016 which demonstrates macroscopic evidence of tracheobronchitis despite treatment with azathioprine and high-dose inhaled corticosteroids
Bronchoscopy, 2016. Image from bronchoscopy performed in 2016 which demonstrates macroscopic evidence of tracheobronchitis despite treatment with azathioprine and high-dose inhaled corticosteroids