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Tryptase
MessageSamples should be obtained between 15 minutes and 3 hours after the event suspected of causing mast cell activation. Collect a full tube, following standard venipuncture techniques.
Test Code
LAB827 TRPAS
Alias/See Also
TRPAS
CPT Codes
83520
Includes
@BKRCERMSGREFRESH(2302793)@ @BKRCERMSGREFRESH(2302794)@
Instructions
Processing Instructions (Lab use only): Separate serum from cells within 3 hours of collection. Minimum Testing Volume: 0.5 mL Serum Transport Temperature: Frozen Stability: Ambient: N/A Refrigerated : 7 Days Frozen: 30 Days
Report Available
3-Days
Clinical Significance
1230170967
Last Updated: May 18, 2026