Respiratory Viruses in Cystic Fibrosis

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Abstract
There is little doubt that respiratory viruses contribute to the morbidity of patients with underlying pulmonary disease, such as chronic bronchitis, asthma, and cystic fibrosis. Indeed, the respiratory-virus season is often heralded by an increase in the frequency of asthmatic attacks and pulmonary exacerbations in patients with chronic bronchitis. Clinical experience with cystic fibrosis has recently prompted several investigations of the relation of viral respiratory infections to pulmonary exacerbations in these patients.In a study reported in the current issue of the Journal, Wang et al. prospectively surveyed 49 children and young adults with cystic fibrosis and 19 normal . . .