TRYPTASE SERUM

General Information

HLAB/HOL Code: TRYPT
UPHSM LIS Test #: 8904
Schedule:
Testing Time:
Testing Lab: Labcorp

Specimen Info
Only 1 specimen type required, unless otherwise specified

Volume: 0.7 (0.5) ml
Temperature: Refrigerate
Tube Type: Serum or Plasma
Collection Info:
Specimen:  Serum or plasma

Volume:  0.7 mL

Minimum Volume:  0.5 mL (Note: This volume does not allow for repeat testing.)

Container:  Gel-barrier tube, lavender-top (EDTA) tube, or green-top (heparin) tube

Collection:  Separate serum or plasma from cells and transfer to a plastic transport tube.

Storage Instructions:  Refrigerate

Causes for Rejection:  Grossly hemolyzed or lipemic samples

Methods

ImmunoCAP


Clinical Utilities

Tryptase is the most abundant protein component of human mast cell secretory granules.1,2 Serum levels generally reflect the extent of mast cell activation either by IgE- or non−IgE-mediated mechanisms. Basophils also produce small amounts of tryptase.

CPT Codes

83520

* The CPT codes provided 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 payer being billed.

Reference Range

2.2-13.2 μg/L