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Procalcitonin : 16265
Test CodePROCAQ or 16265
Alias/See Also
Sepsis
CPT Codes
84145
Instructions
Serum separator tube or plain red. Also acceptable: lavender (EDTA) or green (sodium or lithium heparin).
Transport Container
Allow plain red to fully coagulate at room temperature. Centrifuge serum separator tube, plain red, lavender, or green tube within 1 hour of collection and aliquot 2 mL (Min: 0.5 mL) serum or plasma into a standard transport tube and freeze.
Transport Temperature
Frozen.
Specimen Stability
Ambient: Unacceptable; Refrigerated: 5 days; Frozen: 28 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Received room temperature..
Methodology
Immunofluorescence Assay
Setup Schedule
Sunday - Friday
Report Available
1-2 days (From receipt at performing laboratory)
Reference Range
Ages in hours: PCT (ng/mL)
At birth < 2.00
18-20 hours <20.00
48 hours <5.00
>48 hours <0.10
At birth < 2.00
18-20 hours <20.00
48 hours <5.00
>48 hours <0.10
Clinical Significance
Used in the diagnosis of bacteremia and septicemia in adults and children (including neonates), renal involvement in urinary tract infection in children, bacterial infection in neutropenic patients, and in the diagnosis, risk stratification, and monitoring of septic shock, systemic secondary infection post-surgery, as well as in severe trauma, burns, and multiorgan failure. Differential diagnosis of bacterial versus viral meningitis. Differential diagnosis of community-acquired bacterial versus viral pneumonia. Monitoring of therapeutic response to antibacterial therapy.
Performing Laboratory
Quest Diagnostics
