Austin Pathology

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Immunoglobulin M (Blood)

Alternate Names
IgM
Test Code
IGM
Testing Laboratory
Immunology
Specimen Type

Blood

Container Type

Serum tube (Red Cap w. Yellow Insert) - DEDICATED

Container Image
Medicare Rebate

Yes

Out of Pocket Costs
None
Ordering Information

For information pertaining to Immunoglobulin Subclasses, please see here.

Collection Instructions

Please collect 1 x DEDICATED serum tube. This can be shared with other Immunology tests requiring same tube type.

Transport Instructions
Transport ambient at room temperature
Storage Instructions
Store refrigerated at 4°C
Testing Frequency
Monday - Friday
Min Test Volume
1mL
Add On Test Suitability

This test can be added up to 7 days from collection, subject to sample availability.

Container ID
S, SP, LH, LHP
Laboratory Instructions

Instructions for: Metropolitan & Regional Specimen Receptions

  • This test is not to be confused with Immunoglobulin G Subclasses (IGS) (IgG1, IgG2, IgG3, IgG4)
  • IG code will include IgA, IgG, and IgM
  • If individual immunoglobulins are requested, code as per below:
    • IGA: Immunoglobulin A
    • IGG: Immunoglobulin G
    • IGM: Immunoglobulin M
  • This test is not be confused with IG4 (sIgE to Meadow Fescue). IG4 is for internal use only by laboratory staff.


  • If a DEDICATED sample is not received, DO NOT REJECT/DO NOT ORGANISE A RECOLLECTION WITHOUT CONSULTING IMMUNOLOGY STAFF.
Accredited Test
Yes