RT Book, Section A1 Marrie, Thomas J. A2 Grippi, Michael A. A2 Elias, Jack A. A2 Fishman, Jay A. A2 Kotloff, Robert M. A2 Pack, Allan I. A2 Senior, Robert M. A2 Siegel, Mark D. SR Print(0) ID 1122369256 T1 Acute Bronchitis and Community-Acquired Pneumonia T2 Fishman's Pulmonary Diseases and Disorders, 5e YR 2015 FD 2015 PB McGraw-Hill Education PP New York, NY SN 978-0-07-179672-9 LK accessmedicine.mhmedical.com/content.aspx?aid=1122369256 RD 2023/05/29 AB Acute bronchitis is an inflammation of the tracheobronchial tree, usually in association with a generalized respiratory infection affecting 40/1000 adults each year in the United Kingdom.1 It is the fifth most common diagnosis in patients presenting with cough.2 It occurs most commonly during the winter months and is associated with respiratory viruses, including rhinovirus, coronavirus, influenza viruses, and adenovirus. Mycoplasma pneumoniae, Chlamydia pneumoniae, and Bordetella pertussis may also cause bronchitis. Secondary invasion with bacteria such as Haemophilus influenzae and Streptococcus pneumoniae may also play a role in acute bronchitis. However in only 50% of persons with acute bronchitis have a pathogen identified.1