Bronchitis is an inflammation of the bronchial tubes, the part of - TopicsExpress



          

Bronchitis is an inflammation of the bronchial tubes, the part of the respiratory system that leads into the lungs. There are two types of bronchitis -- acute bronchitis and chronic bronchitis. Acute bronchitis usually appears after a respiratory infection, such as a cold, and can be caused by either a virus or bacteria. Chronic bronchitis does not have a sudden onset and is most frequently caused by long term irritation of the bronchial tubes. A case if bronchitis is considered chronic if symptoms continue for three months or longer. (Chronic bronchitis is a type of COPD.) Bronchitis caused by allergies can also be classified as chronic bronchitis.
Posted on: Mon, 10 Mar 2014 17:46:27 +0000

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