Test directory: Procalcitonin

Ordering Code6008
Test NameProcalcitonin
AliasPCT
Preferred SpecimenPlasma
Preferred ContainerLithium Heparin PST (Green)
Other Specimen/ContainerPlasma in Lithium Heparin (Green),
Serum in Plain (Red), Serum in SST (Gold)
Optimum Volume0.5 mL
Transport RequirementsOahu: Refrigerated
Airline: Frozen
Specimen StabilityAmbient: 24 Hours
Refrigerated: 48 Hours
Frozen: 3 Months
Freeze and thaw only once.
Rejection CriteriaInsufficient quantity, Specimen older than stability limits,
Thawed
Avail. StatPatients of the testing hospital only
Analytic Time1 Hour
MethodologyElectrochemiluminescence binding assay

Reference range(s)

ComponentAgeMale NormMale Critical LowMale Critical HighFemale NormFemale Critical HighFemale Critical LowUnitsAdd'l info
ProcalcitoninALL<0.05<0.05ng/mL

A PCT...

A PCT concentration of greater than or equal to 0.1 ng/mL most likely indicates a clinically relevant bacterial infection and a PCT value of greater than 0.5 ng/mL most likely indicates that the patient may be at a higher risk for developing severe sepsis or septic shock. Further information can be found in the following document: https://dlslab.com/procalcitonin/