Anti-neutrophil Cytoplasmic Antibodies (Blood)

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Testing Laboratory

Waitematā | Northshore Hospital

Department

Immunology

Delphic Registration Code (Alpha Code)

ANCH

Test Code (Numeric Code)

4435

Laboratory Handling

Phlebotomy

This test is available on an urgent basis at North Shore Laboratory, if required, with an expected turnaround time of 3.5 hours. Clinicians must clearly state on the request form if the test is urgent and phone the laboratory (09 486 8328) to notify. Heparin tube (green top) is not suitable. The test is performed at North Shore Laboratory; serum is screened by specific assays for antibodies to PR3 and MPO and positive samples are referred to LabPlus for indirect immunofluorescence. Further information from LabPlus website

Sample Stability

48 hours

Synonyms

ANCA,
ANCA Immunoflourescence,
ANCA MPO,
ANCA PR3,
Vasculitis Antibody Screen,
Vasculitis Screen,
MPO Antibodies (Myeloperoxidase),
PR3 Antibodies (Proteinase 3),
Neutrophil Antibodies

Turnaround Time

8 hours

This test may be vetted by the laboratory. Please include relevant clinical information on the request form to ensure appropriate tests are approved. See the 'Clinical Information' section below for more information on the indications for testing.

Specimen Type

  • Serum

Specimen Requirements

Tube/Container Type:

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

3.5

Paediatric Specimen Requirements

Tube/Container Type:

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

0.4

Last updated: 05/05/2026