- YRFPAN
Rheumatoid Factors, IgA, IgG & IgM by ELISA
Specimen:
Test Code
YRFPAN
Specimen Name
Rheumatoid Factors, IgA, IgG & IgM by ELISA
Collect
SST-Serum
Submit
0.5 mL (Min: 0.3 mL) Serum, Refrigerated.
Special Handling
Allow specimen to clot at room temperature. Separate from cells ASAP or within 2 hours of collection.
Rejection Criteria
Contaminated, hemolyzed, icteric, or lipemic specimens.
Stability
Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles)
Methodology
Semi-Quantitative Enzyme-Linked Immunosorbent Assay
Performed
Monday/Wednesday/Friday
Reported
2-6 days
CPT Codes
- 83516 x3
Components
Rheumatoid Factor, IgG by ELISA, Rheumatoid Factor, IgM by ELISA, Rheumatoid Factor, IgA by ELISA
Additional Information
May aid in prognostication for rheumatoid arthritis.
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Common Lab Definitions
- Serum
- Plasma
- STT