Tryptase

General Information

Lab Name

Tryptase

Lab Code

TRYPT

Epic Name

Tryptase

Description

Useful for assessing mast cell activation (which may occur as a result of anaphylaxis or allergen challenge or anaphylactoid reactions) and for assessing patients with systemic mastocytosis or mast cell activation syndrome.

Synonyms

RTRYPT

Components

Code Name
TRYPR Tryptase Result
TRYPI Tryptase Interpretation

Interpretation

Method

Quantitative ImmunoCAP Fluorescent Enzyme Immunoassay

Reference Range

See individual components

Guidelines

Ordering & Collection

Specimen Type

Blood

Collection

3 mL blood in RED TOP or GOLD SST tube

Also Acceptable: GREEN TOP (Na Heparin), PS (Lithium Heparin), LAVENDER TOP tube (EDTA)

Handling Instructions

Samples are stable at 2-8 deg C for 14 days. For longer term stability, freezing samples at -20 deg C is recommended.

Quantity

requested: 1.5 mL
minimum: 0.25 mL

Processing

Refrigerate serum. Freeze serum for long term storage.

Performance

LIS Dept Code

Immunology (IMM)

Performing Location(s)

CL Immunology Lab
206-520-4600

Room# 573
1601 Lind Ave SW
Renton, WA 98057

Hours of Operation: Monday–Friday, 8:00 AM–5:00 PM PST
Phone: (206) 485-9268

Frequency

Monday - Friday

Available STAT?

No

Billing & Coding

CPT codes

83520

LOINC

21582-2

Interfaced Order Code

UOW3219