|
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
Tryptase
Test CodeTRYPTA
Preferred Specimen
1 mL frozen serum
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 Container
Transport tube
Transport Temperature
Frozen
Specimen Stability
Room temperature: Unacceptable
Refrigerated: 7 days
Frozen: 30 days
Refrigerated: 7 days
Frozen: 30 days
Methodology
Immunoassay (IA)
Setup Schedule
Tues,Fri
Report Available
4-8 days
Reference Range
<11.0 mcg/L
Clinical Significance
Tryptase concentrations are increased with immediate hypersensitivity (anaphylaxis), acute allergen challenge, and mastocytosis.