For adult patients, CHRONIC COUGH is a cough that persists for >8 weeks.3
Cough as a medical problem can be evaluated by its duration, characteristics, severity, etiology, pathophysiology, or treatment response.4
GERD, gastroesophageal reflux disease; UACS, upper airway cough syndrome; NAEB, nonasthmatic eosinophilic bronchitis.
In some patients with chronic cough, treatment of an underlying condition does not resolve the cough, or an underlying condition cannot be identified.6
References: 1. Gibson PG. J Allergy Clin Immunol Pract. 2019;7:1724-1729. 2. Smith JA, Woodcock A. N Engl J Med. 2016;375:1544-1551. 3. Irwin RS et al. Chest. 2018;153:196-209. 4. McGarvey L, Gibson PG. J Allergy Clin Immunol Pract. 2019;7:1711-1714. 5. Mazzone SB et al. Lancet Respir Med. 2018;6:636-646. 6. Gibson P et al. Chest. 2016;149:27-44. 7. Roe NA et al. Curr Otorhinolaryngol Rep. 2019;7:116-128.
—Gibson, Journal of Allergy and Clinical Immunology: In Practice, 2019