Eosinophilic Bronchitis - Bronchoscopy revealed diffuse nodules in the tracheobronchial mucosa (Panel A). Biopsy of a nodule revealed eosinophilic infiltration of the bronchial mucosa. At 1 month after the start of therapy, follow-up bronchoscopy revealed a considerable decrease in the size of the nodules in the tracheobronchial mucosa (Panel B) #Clinical #Pulm #Allergy #Bronchoscopy #Eosinophilic #EosinophilicBronchitis #NEJM