RRPL Compendium of Tests

Tryptase (R)

Section:

Referrals

Test:

Tryptase (R)

Specimen	Collection Procedure
1 mL Serum (SST)	Serum (SST): Collect blood in serum separator vacutainer. Centrifuge. Aliquot. Freeze specimen as soon as possible. If specimen thaws, it is unsuitable for analysis.
1 mL Plasma (Heparin)	Plasma (Heparin): Collect blood in vacutainer containing Heparin (green stopper). Centrifuge. Aliquot. Freeze specimen as soon as possible. If specimen thaws, it is unsuitable for analysis.
1 mL Plasma (EDTA)	Plasma (EDTA): Collect blood in vacutainer containing EDTA (lavender stopper). Centrifuge. Aliquot. Freeze specimen as soon as possible. If specimen thaws, it is unsuitable for analysis.

Specimen

Collection Procedure

1 mL Serum (SST)

Serum (SST):  Collect blood in serum separator vacutainer.  Centrifuge.  Aliquot. Freeze specimen as soon as possible.  If specimen thaws, it is unsuitable for analysis.

1 mL Plasma (Heparin)

Plasma (Heparin):  Collect blood in vacutainer containing Heparin (green stopper).  Centrifuge.  Aliquot.  Freeze specimen as soon as possible.  If specimen thaws, it is unsuitable for analysis.

1 mL Plasma (EDTA)

Plasma (EDTA): Collect blood in vacutainer containing EDTA (lavender stopper).  Centrifuge.  Aliquot.  Freeze specimen as soon as possible.  If specimen thaws, it is unsuitable for analysis.

Requisition:

Chem & Immuno  SHA Doc 1400-55 SDCL003R v11

Special Handling Instructions:

NOTE:  To assess anaphylaxis collect specimen between 15 to 180 minutes after suspected anaphylactic event.

NOTE:  To assess systemic mastocytosis or mast cell activation syndrome the specimen may be collected at any time.

NOTE:  Specimen Stability Information:
Refrigerated:  7 days
Frozen (preferred): > than 30 days

NOTE:  Avoid freeze/thaw cycles.

Shipping:

Send frozen. Referred to In-Common Laboratories, Toronto.

Reference Values:

Detailed on report.

Turn Around Time:

2 weeks

Last Modified Date:

5/22/2024 8:27:54 AM

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