Procalcitonin (pct) Test
- Category
- Infection
- Sample
- Blood sample taken from a vein in your arm
- Reports () Terms & Conditions Report time varies with time of sample collection.
- In 2 days
- Fasting
- No Fasting
- Age
- 5+ Years
Measures procalcitonin, a protein that rises sharply in bacterial infections and sepsis.
Helps distinguish bacterial from viral infections, assess sepsis severity and guide when antibiotics can be safely stopped.
Fever, rash, jaundice, suspected exposure to infection, before surgery or pregnancy, as advised by a doctor.
No fasting needed.
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Usually only slightly or not at all, which helps avoid unnecessary antibiotics.
No fasting is needed. You can eat and drink normally unless your doctor has advised otherwise.
Blood sample taken from a vein in your arm.
Usually within 15–39 hours after the sample reaches the lab. You will receive the report online.