Tryptase

Test Code
LAB827


CPT Codes
83520

Preferred Specimen
Red no-additive no-gel


Minimum Volume
0.5 mL


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
Room Temperature


Specimen Stability
Room temperature: 48 hours
Refrigerated: 7 days
Frozen: 30 days


Methodology
Fluorenzyme Immunoassay (FEIA)



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.