IgM

Testing Laboratory

Auckland Te Toka Tumai | Auckland Hospital

Department

Immunology

Delphic Registration Code (Alpha Code)

IGM

Test Code (Numeric Code)

7283

Laboratory Handling

Phlebotomy

Serum / Plasma

Transport

Ambient

Laboratory

LabPlus Automation

Sample Stability

2 months at 15°C - 25°C; 4 months at 2°C - 8°C; 6 months at -20°C

Associated Tests

Synonyms

Immunoglobulins
Immunoglobulin M
Total IgM

Turnaround Time

4 hours

Specimen Type

  • Plasma
  • Serum

Specimen Requirements

Tube/Container Type:

Preferred
  • Lithium Heparin PST- Gel (Light Green Cap)
Acceptable
  • Plain (Red Top)
  • SST II (Gold Cap)
Preferred Sample Volume (ml)

4

Minimum Sample Volume (ml)

2

Paediatric Specimen Requirements

Tube/Container Type:

Preferred
  • Heparin (Microtainer)
  • Plain (Red Top)
Acceptable
  • SST II (Gold Cap)
Preferred Sample Volume (ml)

2

Minimum Sample Volume (ml)

1

Last updated: 12/05/2026