Bronchiolitis

Bronchiolitis - Bronchiolitis Etiology Bronchiolitis is the...

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Bronchiolitis Etiology Bronchiolitis is the term used for first-time wheezing with a viral respiratory infection. The distinctive element of acute bronchiolitis is respiratory tract inflammation with airway obstruction resulting from swelling of small bronchioles, which leads to inadequate expiratory airflow. Most severe cases of bronchiolitis occur among infants, probably as a consequence of narrow-sized airways and immature immune system. Bronchiolitis is potentially life-threatening. RSV is the primary cause, followed in frequency by human metapneumovirus, parainfluenza viruses, influenza viruses, adenoviruses, rhinoviruses and infrequently, M. Pneumoniae. Viral bronchiolitis is extremely contagious and is spread by contact with infected respiratory secretions. Hand carriage of contaminated secretions is the most frequent mode of transmission---sooo wash your hands folks!!!! Epidemiology Bronchiolitis is the leading cause of hospitalization of infants. Approximately 50% of children experience bronchiolitis during the first 2 years of life, with a peak age of 2 to 6
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This note was uploaded on 12/02/2011 for the course ECON 101 taught by Professor Smith during the Spring '11 term at Ill. Chicago.

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Bronchiolitis - Bronchiolitis Etiology Bronchiolitis is the...

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