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Laboratory Test Reference Guide

Laboratory Information

Test Name

IgA

External Price (excl. GST)

$8.88

Specimen Collection

Patient Specimen

5 mL blood in gold top tube or 0.3 mL serum

Minimum Volume

0.3 mL

Test Information

Department

Immunology

Test Availability

Mon - Fri, 0800 - 1630 excl. Public Holidays

Laboratory Testing Time

1 day

Method

Nephelometry

Unit Of Measurement

g/L

Reference Interval

Adults: 0.8 - 4.0 g/L

Paediatric: 
0 - 1yr        0 - 0.4g/L
1 - 3yrs      0 - 1.1g/L
3 - 6yrs       0 - 1.7g/L
6 - 14yrs     0.3 - 2.4g/L
14 - 19yrs    0.4 - 3.1g/L

Uncertainty Of Measurement

<10%

Diagnostic Use Or Instructions

Immunoglobulin levels should be done selectively. The main indication is to quantify immunoglobulin levels in multiple myeloma and monoclonal gammopathy. Another indication is individuals with recurrent infections suspected of immune deficiency

Instructions for Referral to Waikato Lab

Aliquot Transport

fridge

Electronic Information

Registration Code

IGA

HL7Mapping Code

$IGA

LOINC Code

2458-8