Specimen Requirements
Title
ANA (Anti-Nuclear Antibody), Reflex to Titer/Pattern
Specimen Requirement
Collect SST/1 mL serum. After 30 minutes of clotting, promptly centrifuge and send.
Methodology
Stability
Room Temperature 4 days, Refrigerated 7 days
Reference Range
By Report
Turnaround
3 days
Clinical Use
Screening test for the detection of antibodies to nuclear antigens. Over 96% of patients with systemic lupus erythematosus (SLE) have values above 7.5 IU/mL. Less than 3-4% of healthy patients display ANA concentrations of 7.5 IU/mL or higher.
Test Code
ANAG