occurs in bronchitis AE SIDER: C0006277 QY, JX, HY YH 支气管炎 10006451 http://en.volupedia.org/wiki/Bronchitis This is an AE which is inflammation of the bronchi (large and medium-sized airways) in the lungs that causes coughing. 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