Which organisms should be tested for in blood cultures in the workup of sepsis/septic shock?

Updated: Oct 07, 2020
  • Author: Andre Kalil, MD, MPH; Chief Editor: Michael R Pinsky, MD, CM, Dr(HC), FCCP, FAPS, MCCM  more...
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Susceptibility testing for organisms that have a high risk for resistance (eg, Pseudomonas, Proteus, Acinetobacter, Staphylococcus aureus, and predominant [moderate to heavy growth] Enterobacteriaceae) should be performed. [2] Unfortunately, in patients with community-acquired intra-abdominal infection, blood cultures are not of much clinical utility; Gram staining of the infected material also is not generally useful in such cases.

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