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HelpTest Code ENA Anti-ENA Panel
Additional Codes
| Epic Ordering Code | LAB5040 |
| NBS code | LBC02272 |
| Service code | 32143 |
Specimen Requirements
Submit only one of the following:
Preferred: Gold top
Acceptable: Red top
Processing Requirements
Allow specimen to clot for 30 mins and centrifuge within 2 hours
Specimen type: Serum
Volume: 0.5 mL
Storage/transport requirements: Refrigerated
Specimen Stability
| Specimen Type | Serum |
|---|---|
| Ambient | 2 days |
| Refrigerate | 2 weeks (Preferred) |
| Frozen | 1 year |
Specimen Condition
| Haemolysis | OK |
|---|---|
| Icterus | OK |
| Lipaemia | OK |
| Others | Not applicable |
Methodology
Enzyme Immunoassay
Days and Times Performed
Wednesday, TAT 2 - 8 days
Reference Interval
No antibodies detected: < 1.0
Weak positive: 1.0 – < 2.0
Positive: 2.0 – < 5.0
Strong positive: ≥ 5.0
Testing Laboratory
National University Hospital
Clinical Chemistry, 67724346
Useful For
Identifies presence or absence of anti-extractable nuclear antigens
LOINC Code Information
Not available
Alias
Anti-ENA (Antibodies to Extractable Nuclear Antigens)
ENAP
Panel Information
Panel includes the following tests:
- Anti-JO1 IgG
- Anti-LA (SSB) IgG
- Anti-RNP/SM IgG
- Anti-RO (SSA) IgG
- Anti-SCI 70 IgG
- Anti-SM IgG
Update
Updated on 05/05/2026