Testing Laboratory
Auckland Te Toka Tumai | Auckland HospitalDepartment
Immunology
Delphic Registration Code (Alpha Code)
ENA
Test Code (Numeric Code)
7158
Laboratory Handling
Phlebotomy
Serum
Transport
Ambient (8 - 24°C) within 48 hours; Chilled (4 - 8°C) if longer than 48 hours
Registration
ENA
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
Extractable Nuclear Antigen Antibodies
Sjogren's syndrome
Mixed connective tissue
Systemic lupus erythematosus
Turnaround Time
1 week
Specimen Type
- Serum
Specimen Requirements
Tube/Container Type:
Preferred
- SST II (Gold Cap)
Acceptable
- 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
- Plain(Microtainer)
- SST(Microtainer)
Minimum Sample Volume (ml)
1
Additional Specimen Information
Paediatric Specimen: 2 mL clotted blood or 1 mL serum
Last updated: 08/05/2026