Tryptase
0099173
 
Ordering Recommendation
 
Mnemonic
TRYPT
Methodology
Quantitative Fluorescent Enzyme Immunoassay
Performed
Mon, Wed, Fri
Reported
1-4 days
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
 
Collect
Serum separator tube.
Specimen Preparation
Allow serum to clot completely at room temperature. Separate serum from cells ASAP or within 2 hours of collection. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.5 mL)
Storage/Transport Temperature
Frozen.
Unacceptable Conditions
 
Remarks
 
Stability
After separation from cells: Ambient: 48 hours; Refrigerated: 72 hours; Frozen: 1 month
Reference Interval
0.4-10.9 µg/L
Interpretive Data
 
Note
This assay measures total tryptase and does not distinguish between the alpha and beta protein types. Samples should preferably be collected between 15 minutes and three hours after the suspected event causing mast cell activation.
CPT Code(s)
83520
Components
Component Test Code*Component Chart Name
0099173Tryptase
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, contact interface support at interface.support@aruplab.com.
Cross References
  • Total Tryptase
  • Tryptase, Autopsy (Tryptase)