What is Bronchitis?
{{Infobox disease | Name = Bronchitis | DiseasesDB = 29135 | Image = Bronchitis.jpg | Caption = Figure A shows the location of the lungs and bronchial tubes in the body. Figure B is an enlarged, detailed view of a normal bronchial tube. Figure C is an enlarged, detailed view of a bronchial tube with bronchitis. The tube is [[wikt:en:inflamed|inflamed]] and contains more [[mucus]] than usual. | ICD10 = {{ICD10|J|20||j|20}}-{{ICD10|J|21||j|20}}, {{ICD10|J|42||j|40}} | ICD9 = {{ICD9|466}}, {{ICD9|491}}, {{ICD9|490}} | ICDO = | OMIM = | MedlinePlus = 001087 | eMedicineSubj = article | eMedicineTopic = 807035 | eMedicine_mult = {{eMedicine2|article|297108}} | MeshID = D001991 | MeshNumber = I }} '''Bronchitis''' is [[inflammation]] of the [[bronchi]] caused by [[irritation]]. It may also refer to acute bronchitis or chronic bronchitis. Bronchitis is an obstructive pulmonary disease. It can be caused by infection or other causes such as smoking, or [[passive smoking|being exposed to cigarettes]]. == Symptoms == * '''[[Cough]]''' * Production of [[mucus]] (sputum), which can be clear, white, yellowish-gray or green in color — rarely, it may be streaked with [[blood]] ==Other websites== * NIH entry on [https://www.nhlbi.nih.gov/health/health-topics/topics/brnchi/ Bronchitis] * [[MedlinePlus]] entries on [https://www.nlm.nih.gov/medlineplus/acutebronchitis.html Acute bronchitis] and [https://www.nlm.nih.gov/medlineplus/chronicbronchitis.html Chronic bronchitis] * [[Mayo Clinic]] [http://www.mayoclinic.com/health/bronchitis/DS00031/METHOD=print factsheet on bronchitis] [[Category:Breathing problems]] {{biology-stub}}