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Test Findings

Elevated Procalcitonin



  • Procalcitonin is a protein normally produced by the thyroid; it is secreted by extrathyroid tissue in the context of infection or inflammation.
      • Normal Range

      • <0.15 ng/mL
    • Causes of Elevated Procalcitonin

    • Sepsis
    • Inflammation
    • Surgery
    • Trauma
    • Burns
    • Pearls

    • Elevated serum procalcitonin is indicative of an active inflammatory state.
    • Procalcitonin rises rapidly with maximal concentration reached within two days, and falls quickly once inflammation has resolved.
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