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Laboratory Information

Test Name

IgG subclass 4

Synonyms

IgG4
IgG subclasses

External Price (excl. GST)

24.49

Specimen Collection

Adult Specimen

Gold or Red tube

Paediatric Specimen

Paediatric Gold or Red tube

Instructions for Referral to Waikato Lab

Aliquot instructions

200uL Serum

Aliquot Transport

Chilled

Test Information

Department

Immunology

Laboratory Turnaround Time

Batched weekly

Method

Turbidimetry

Unit of measurement

g/L

Reference interval

0.08 - 1.65 g/L

Uncertainty of measurement

<15%

Diagnostic Use Or Instructions

IgG4, if specifically requested for IgG4-related disease will be measured however IgG subclasses are no longer performed at Waikato Immunopathology Laboratory because their role in the diagnosis of immune deficiency is extremely limited. If you want IgG subclasses please contact the laboratory to discuss this.

Electronic Information

LOINC Code

2469-5

Laboratory Test Reference Guide