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TRYPTASE

Test Number:
  • 6128
Test Alias:
Preferred Specimen:
  • Serum
Container Type:
  • Plain Red Top or SST
Alternative Specimen:
  • Serum from a no additive (royal-blue top) tube
Volume:
  • 1 mL
Collection Instructions:
  • Samples should be obtained between 15 minutes and 3 hours after the event suspected of causing mast cell activation. When sample is drawn, separate serum from cells within 3 hours of collection.
Transport Temperature:
  • Refrigerated (cold packs)
Specimen Stability:
  • Room temperature: 48 hours
  • Refrigerated: 7 days
  • Frozen: 30 days
Methodology:
  • Fluorenzyme Immunoassay
CPT Code:
  • 83520
Reject Criteria:
  • Hemolysis; postmortem sample
Reference Range:
  • <11 ng/mL
Report Available:
  • 5 days

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