Laboratory Services

IgG Immunoglobulin Subclasses

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Updated Test Information:

Test Description
IgG Immunoglobulin Subclasses
Synonym(s)

IgG1, IgG2, IgG3, IgG4, IgG subclass, UOW3070

Test ID
IGSUB
Container Type

6 mL Blood in SST or RED Top tube

Specimen Type

Serum

Specimen Requirements

2 mL serum

Specimen Collection / Processing Instructions

Freeze serum

Minimum Sample Volume

1 mL Serum

Stability

Frozen: Indefinitely.  Refrigerated: 8 days. Room Temperature: 24 hours

Department (code)

Immunology

Methodology

Turbidometry

Testing Schedule

Wednesday

Test Includes

IGGSC2 Immunoglobulin G Subclass 2
IGGSC3 Immunoglobulin G Subclass 3
IGGSC4 Immunoglobulin G Subclass 4
IGGSC1 Immunoglobulin G Subclass 1

CPT Code(s)

82787x4

STAT Orderable (Y/N)

No

Performing Lab

UW

LOINC Code(s)

47290-2