EB-VCA IgM (Blood)

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Testing Laboratory

Auckland Te Toka Tumai | Auckland Hospital

Department

Virology

Delphic Registration Code (Alpha Code)

EBGM

Test Code (Numeric Code)

8348

Laboratory Handling

Phlebotomy

Serum, Plasma

Registration

EBGM

Test Adds Requirement

If EBNA-1 IgG assay result is negative, there will be automatic reflexing and reporting for EB-VCA IgG and EB-VCA IgM.

Sample Stability

Up to 48 hours: 8 - 24 °C; Up to 14 days: 4 - 8 °C; Up to 6 months: -30 °C; Indefinite at - 80 °C

Associated Tests

Synonyms

Epstein-Barr Virus Viral Capsid Antigen IgM
EBV IgM Antibody

Turnaround Time

2 days

Testing is performed daily with automatic release of all results except when the EB-VCA IgM assay is reactive.

Specimen Type

  • Plasma
  • Serum

Specimen Requirements

Tube/Container Type:

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

3.5

Minimum Sample Volume (ml)

1

Paediatric Specimen Requirements

Tube/Container Type:

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

1

Pre-testing Requirements

EBNA-1 IgG is used as a screening assay for all patient EBV serology requests. If the EBNA-1 IgG assay is positive there will be no further testing. In settings where the EBNA-1 IgG assay result is negative, there will be automatic reflexing and reporting for EB-VCA IgG and EB-VCA IgM.

Additional Specimen Information

Paediatric Specimen: 2 mL clotted blood or 1 mL serum/plasma

Last updated: 07/05/2026