occurs in bronchitis AE 支气管炎 SIDER: C0006277 a respiratory system inflammation AE which has an outcome of bronchitis YH HPO: HP_0002837 Bronchitis is an inflammation of the air passages within the lungs. It occurs when the trachea (windpipe) and the large and small bronchi (airways) within the lungs become inflamed because of infection or other causes. respiratory system inflammation AE bronchus