What are the roles of K pneumoniae and P aeruginosa in the pathogenesis of community-acquired pneumonia (CAP)?

Updated: Oct 31, 2019
  • Author: Stephanie L Baer, MD; Chief Editor: Michael Stuart Bronze, MD  more...
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Importantly, K pneumoniae and Pseudomonas aeruginosa are not typical causes of CAP in otherwise healthy hosts. K pneumoniae CAP occurs primarily in individuals with chronic alcoholism or diabetes mellitus. P aeruginosa is a cause of CAP in patients with underlying lung disease such as bronchiectasis or cystic fibrosis.

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