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Geisinger Medical Laboratories Test Catalog
PROCALCITONIN |
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ORDERING INFORMATION: |
Geisinger Epic Procedure Code: LAB2920 Geisinger Epic ID: 48115 | |
SPECIMEN COLLECTION |
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Specimen type: |
Plasma (preferred) or serum | |
Preferred collection container: |
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Alternate Collection Container: |
3.5 mL gold-top (serum separator) tube
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Specimen required: |
0.5 mL plasma (preferred) or serum | |
Special notes: |
See Specimen Processing Instructions. | |
Patient preparation: |
Samples should not be taken from patients receiving therapy with high biotin doses (i.e. >5 mg/day) until at least 8 hours following the last biotin administration. | |
| SPECIMEN PROCESSING |
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Specimen processing instructions: |
Centrifuge 10 minutes at 3000 rpm. Centrifuge within 30 minutes of collection. | |
Transport temperature: |
Refrigerated. | |
Specimen stability: |
Room temperature: 24 hours. Refrigerated: 48 hours. Frozen: 3 months. Freeze and thaw only once. | |
Rejection criteria: |
Stability limit exceeded. | |
TEST DETAILS |
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Reference interval: |
Healthy individuals <0.1 ng/mL | |
Interpretation guide: |
<0.5 ng/mL: Low risk for progression to sepsis. Review patient’s condition for localized infections. 0.5 – 2.0 ng/mL: Intermediate risk for progression to sepsis. Review underlying conditions. Recommend repeat PCT measurement after 6 hours has elapsed. >2.0 ng/mL: High risk for progression to sepsis unless other causes are known. |
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CPT code(s): |
84145 | |
| Note: The billing party has sole responsibility for CPT coding. Any questions regarding coding should be directed to the payer being billed. The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only. | ||
Test includes: |
Procalcitonin | |
Methodology: |
Electrochemiluminescence Immunoassay |
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Synonyms: |
PCT PROCAL
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Clinical significance: |
Procalcitonin is secreted in response to proinflammatory stimulation, particularly bacterial stimulation. PCT can be an important marker enabling specific differentiation between bacterial infection and other causes of inflammatory reactions. It is useful for antibiotic stewardship. | |
Doctoral Director(s:) |
Hoi-Ying Elsie Yu, PhD, DABCC Sheng-Ying (Margaret) Lo, PhD, DABCC |
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| Review Date: | 12/14/2022 | |
Performing Locations
Geisinger Wyoming Valley Medical Center