Test Code RIB Ribosome P Antibodies, IgG, Serum
Reporting Name
Ribosome P Ab, IgG, SUseful For
As an adjunct in the evaluation of patients with lupus erythematosus (LE)
Aids in the differential diagnosis of neuropsychiatric symptoms in patients with LE
Testing Algorithm
See Connective Tissue Disease Cascade (CTDC) in Special Instructions.
Performing Laboratory

Specimen Type
SerumSpecimen Required
Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Specimen Volume: 0.5 mL
Specimen Minimum Volume
0.35 mL
Specimen Stability Information
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Serum | Refrigerated (preferred) | 21 days | |
Frozen | 21 days |
Special Instructions
Reference Values
<1.0 U (negative)
≥1.0 U (positive)
Reference values apply to all ages.
Day(s) and Time(s) Performed
Monday through Saturday; 4 p.m.
Test Classification
This test has been cleared, approved or is exempt by the U.S. 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
83516
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
RIB | Ribosome P Ab, IgG, S | 53892-6 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
RIB | Ribosome P Ab, IgG, S | 53892-6 |
Reject Due To
Gross hemolysis | Reject |
Gross lipemia | Reject |
Gross icterus | OK |
Method Name
Multiplex Flow Immunoassay