Test Code SSA SS-A/Ro Antibodies, IgG, Serum
Performing Laboratory
Mayo Clinic Laboratories in RochesterReporting 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
Testing Algorithm
For more information see Connective Tissue Disease Cascade.
Specimen 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 Type
SerumSpecimen Stability Information
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Serum | Refrigerated (preferred) | 21 days | |
Frozen | 21 days |
Special Instructions
Day(s) Performed
Monday through Saturday
Reference Values
<1.0 U (negative)
≥1.0 U (positive)
Reference values apply to all ages.
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.Method Name
Multiplex Flow Immunoassay
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 |