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Back to Test Catalogue
Test ID: IGG4

Immunoglobulin G4 Subclass, Serum

Test Overview

Method

Turbidimetry

Analytical Platform

SPA Plus™

Result Included

Immunoglobulin G4 Subclass

Aliases/Synonyms

IgG4 subclass

Specimen

Specimen Type

Serum

Containers

Collection Containers

Gold top (clot activator & gel)

Volume

Sample Volume

1 mL

Minimum Volume

0.5 mL

Collection & Handling

Handling Information

Store and send frozen.

Additional Information

Provide date of birth and gender. The report will not include reference ranges when age and gender are not provided.

Stability

Refrigerated Frozen
3 days 6 months

Rejection Criteria

Criteria Specification
Hemolysis Present

Performance & Interpretation

Turnaround Time

7 days

Results

Name
Units
Reference Range
Conversion
  1. IgG4 Subclass
    g/L
    0 - 2y: 0.005 - 0.784
    2 - 4 y: 0.010 - 0.537
    4 - 6 y: 0.018 - 1.125
    6 - 8 y: 0.004 - 0.992
    8 - 10 y: 0.019 - 0.932
    10 - 12 y: 0.016 - 1.150
    12 - 14 y: 0.037 - 1.360
    14 - 18 y: 0.110 - 1.570
    ≥18 y: 0.039 - 0.864
    mg/L x 0.0100

Referral Location

Canada

Interface & Setup

HL7 Interface Codes

Order Code Result Name Result Codes Units
IGG4 IgG4 28906 g/L

Test Version

Last Updated

2023-08-08