Laboratory Medicine

Test catalogue

Tryptase
Test Name Tryptase
Specimen Type / Requirements Container Type = 1 Gold Top Tube (SST) Minimum Testing Volume = 3 mL serum Tube must fill to at least ½ or greater of its vacuum capacity Acceptable:Plasma (Heparin); Plasma (EDTA)
Specimen Handling Collection Instructions: Ensure both sample and requisition are labelled properly. To assess anaphylaxis, collect specimen between 15-180 minutes after suspected anaphylactic event. To assess systemic mastocytosis or mast cell activation syndrome, collect the specimen at any time. Write your initials, date and time of collection on the collection label. Laboratory Staff Instructions Separate as soon as possible. Store and send frozen. Avoid repeated freeze/thaw cycles. Rejection Criteria: Multiple freeze/thaw unacceptable, grossly hemolyzed, or lipemic, Unlabeled or Not Sufficient Quantity Samples will be rejected. Stability: Stable refrigerated for 7 days and frozen for 30 days. Transportation: Send sample to core lab as soon as possible.
Required Documentation
Turnaround Time (TAT) 12 days	Test Utilization
Reference Value < 3.8 - 11.4 µg/L
Test Code TRYP	Methodology FEIA
Testing Location Referred Out – ON, Canada (ROICL02)	Other Information Last Updated: June 06, 2019

Tryptase

Test Name

Tryptase

Specimen Type / Requirements

Container Type = 1 Gold Top Tube (SST)

Minimum Testing Volume = 3 mL serum

Tube must fill to at least ½ or greater of its vacuum capacity

Acceptable:Plasma (Heparin); Plasma (EDTA)

Specimen Handling

Collection Instructions: Ensure both sample and requisition are labelled properly. To assess anaphylaxis, collect specimen between 15-180 minutes after suspected anaphylactic event. To assess systemic mastocytosis or mast cell activation syndrome, collect the specimen at any time. Write your initials, date and time of collection on the collection label.

Laboratory Staff Instructions Separate as soon as possible. Store and send frozen. Avoid repeated freeze/thaw cycles.

Rejection Criteria: Multiple freeze/thaw unacceptable, grossly hemolyzed, or lipemic, Unlabeled or Not Sufficient Quantity Samples will be rejected.

Stability: Stable refrigerated for 7 days and frozen for 30 days.

Transportation: Send sample to core lab as soon as possible.

Required Documentation

Turnaround Time (TAT)

12 days

Test Utilization

Reference Value

< 3.8 - 11.4 µg/L

Test Code

TRYP

Methodology

FEIA

Testing Location

Referred Out – ON, Canada (ROICL02)

Other Information

Last Updated: June 06, 2019