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Also known as: PCT
Formal name: Procalcitonin

At a Glance

Why Get Tested?

To help diagnose sepsis if you are critically ill; to help determine the risk of severe sepsis leading to septic shock; to distinguish bacterial from non-bacterial infections

When to Get Tested?

When you are seriously ill and your health care provider wants to distinguish between sepsis and other causes of the illness; sometimes at intervals to monitor effectiveness of antimicrobial treatment

Sample Required?

A blood sample drawn from a vein in your arm

Test Preparation Needed?