Critical Care

official impact factor 4.60

Commentary

Influenza and bacterial pneumonia - constant companions

Richard G Wunderink

Author Affiliations

Pulmonary and Critical Care, Northwestern University Feinberg School of Medicine, 676 North St. Clair Street, Suite 14-044, Chicago, IL 60611, USA

Critical Care 2010, 14:150 doi:10.1186/cc8974


See related review by van der Sluiss et al., http://ccforum.com/content/14/2/219

Published: 13 May 2010

Abstract

Sequential or concomitant influenza and bacterial pneumonia are two common syndromes seen in community-acquired pneumonia. Inadequacies of diagnostic testing make separating simple pneumonia with either bacteria or influenza from concomitant or sequential influenza with both microorganisms difficult, although the novel 2009 H1N1 epidemic may improve the availability of molecular testing for viruses. Given the frequency of viral pneumonia and diagnostic limitations, empirical antivirals may be underutilized in community-acquired pneumonia. Thankfully, increasingly effective vaccines appear to disrupt this synergistic relationship.