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.
Submit With Order
 
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
Less than 11.0 µg/L  
Interpretive Data
 
Note
This test 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 event suspected to have caused mast cell activation.
CPT Code(s)
83520
Components
Component Test Code*Component Chart Name
0099173Tryptase
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Aliases
  • Total Tryptase
  • Tryptase, Autopsy (Tryptase)