Melissa, a 12-year-old girl with cystic fibrosis comes to the primary care office with complaints of increased cough and

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Melissa, a 12-year-old girl with cystic fibrosis comes to the
primary
care office with complaints of increased cough and productive
green sputum over the last week. She also complains of increasing
shortness of breath. She denies sore throat or nasal congestion. On
physical examination her temperature is 101 and she has inspiratory
wheezes bilaterally. Negative lymphadenopathy noted. Posterior
pharynx is pink without exudate. BP 112/72 HR 96 RR 28. 1. In
cystic fibrosis, the airway microenvironment favors bacterial
colonization.