Test Code SSA SS-A/Ro Antibodies, IgG, Serum
Reporting Name
SS-A/Ro Ab, IgG, SUseful For
Evaluating patients at-risk for connective tissue disease with or without interstitial lung disease
Detection of both anti-SS-A 52 (Ro52) and SS-A 60 (Ro60) antibodies in serum
Specimen Type
SerumSpecimen Required
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 0.5 mL
Collection Information: Centrifuge and aliquot serum into plastic vial.
Specimen Minimum Volume
0.35 mL
Specimen Stability Information
Specimen Type | Temperature | Time |
---|---|---|
Serum | Refrigerated (preferred) | 21 days |
Frozen | 21 days |
Reject Due To
Gross hemolysis | Reject |
Gross lipemia | Reject |
Gross icterus | OK |
Heat-treated specimen | Reject |
Special Instructions
Reference Values
<1.0 U (negative)
≥1.0 U (positive)
Reference values apply to all ages.
Day(s) Performed
Monday through Saturday
Performing Laboratory

Test Classification
This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.CPT Code Information
86235
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
SSA | SS-A/Ro Ab, IgG, S | 33610-7 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
SSA | SS-A/Ro Ab, IgG, S | 33610-7 |
Method Name
Multiplex Flow Immunoassay
Testing Algorithm
For more information see Connective Tissue Disease Cascade.