Inflammation of the large airways in the lung including any part of the bronchi from the primary bronchi to the tertiary bronchi. [https://orcid.org/0000-0002-0736-9199]

Bronchitis is inflammation of the bronchi (large and medium-sized airways) in the lungs that causes coughing. Bronchitis usually begins as an infection in the nose, ears, throat, or sinuses...