Pathology Handbook

New search

Tryptase (Sendaway Test)

Alternative Names:

Mast cell tryptase

Laboratory:

Haematology

Test Code:

TYT

Medicare rebatable:

Yes

Specimen Types:

Serum

Container Types:

SST

Adults Volume or Mass:

6 mL

Minimum/Paediatric Volume or Mass:

2 mL

Collection & Request Instructions:

The sample should be collected between 15 minutes and 3 hours after the suspected anaphylactic event. Increased levels of Tryptase can normally be detected up to 3 to 6 hours after the anaphylactic reaction. Levels return to normal within 12—14 hours after release.

This test can be performed on patient that do not have allergies.

Transport Instructions:

Send to lab immediately

Assay Frequency:

Weekly

USEFUL LINKS

Frozen Section Booking Form

Printable Pathology Request Form

Order of Draw - Blood Samples