Lupus Panel 2 with ANA, IFA with Reflex to Titer and Pattern
Test Code
Clinical Significance
Lupus Panel 2 with ANA, IFA with Reflex to Titer and Pattern -
This panel supports the evaluation of systemic lupus erythematosus (SLE) and related autoimmune diseases, such as mixed connective tissue disease, systemic sclerosis, and Sjogren syndrome. However, testing for subserologies in the absence of a positive antinuclear antibody (ANA) result and clinically suspected autoimmune disease is generally not recommended [1].
This panel simultaneously tests for ANAs with an immunofluorescence assay (IFA) and 6 specific autoantibodies associated rheumatic and related diseases. The ANA testing has high sensitivity (97%) for SLE but limited specificity ...
Test Resources
Clinical Focus
Autoimmune Rheumatic and Related DiseasesTest Details
DNA (ds) Antibodies
Scleroderma Antibodies (SCL-70)
Sm and Sm/RNP Antibodies
Sjogren's Antibodies (SSA, SSB)
If ANA Screen, IFA is positive, then ANA Titer and Pattern will be performed at an additional charge (CPT code(s): 86039).
Methodology
Reference Range(s)
Alternative Name(s)
Preferred Specimen(s)
5 mL serum
Minimum Volume
2 mL
Transport Container
Transport tube
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 4 days
- Refrigerated: 7 days
- Frozen: 30 days
Reject Criteria
Gross hemolysis • Grossly lipemic • Grossly icteric
Setup Schedule
5 mL serum
Room temperature: 4 days
Refrigerated: 7 days
Frozen: 30 days