Case Study

Differential Diagnosis: Is it Bacterial Infection or Something Else?

Michael R. Broyles
PharmD – Director of Medical Affairs, Thermo Fisher Scientific

Learn more about implementing procalcitonin testing
in your hospital.

Explore similar topics

Key Takeaways

Takeaway #1

Takeaway #1

Lactate is a marker of anaerobic metabolism and has a low sensitivity and specificity for bacterial infection. It should not guide antibiotictherapy.

Takeaway #2

Takeaway #2

If lactate is elevated with a bacterial infection, the patient is likely septic or in septic shock.

Takeaway #3

Takeaway #3

Lactate provides information about perfusion not bacterial infection. PCT provides information about bacterial infection, not perfusion.

Share your Clinical Experience

Submit your own PCT Case Study and you may be selected to be featured on 

Submit a case study here
Share your experience

Related Resources

Back to Top Arrow