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HelpTest Code ANA Anti-Nuclear Antibody
Specimen Requirements
Specimen Type: Serum
Container/Tube: Red Top
Volume: 6.0mL blood
Minimum Volume: 0.5mL serum
Collection Instructions: Allow specimen to clot for 30 minutes and centrifuge within 2 hours
Sample Stability
** Preferred temperatures for storage prior to and during shipping to NUH **
| Specimen Type: | Serum |
|---|---|
| Ambient: | 2 days |
| Refrigerate: | 2 weeks |
| Frozen: | 1 year |
Reference Interval
Titre <1:80 Negative
Days and Times Performed
Monday, Wednesday, Friday, TAT 2-4 days
Methodology
Immunofluorescence
Service Code
0032104
Update
last updated 26/02/2022
Unacceptable Condition
| Haemolysis: | NA |
|---|---|
| Icterus: | NA |
| Lipaemic: | NA |
| Others: | NA |
Testing Laboratory
National University Hospital
Clinical Chemistry, 67724346
Useful For
Initial screening test for various autoimmune diseases including SLE, RA, scleroderma and MCTD.
Alias
ANA (Antinuclear Antibodies),
FANA (Fluorescent Antinuclear
Antibodies)