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HelpTest Code LAB11315 Rheumatoid Factor (RF) - Quantitative
Department
CHEMISTRY
Primary Collection Container
Gold (SST)
Alternate Collection Container
Yellow Microtainer SST
Transport
Serum refrigerated
Preferred Transport Temperature
Refrigerated
Processing
Centrifuge, filter and refrigerate.
Stability
Ambient: 24 hours
Refrigerated: 1 week
Frozen: 2 weeks
Minimum Testing Volume
0.5 mL
Reference Range
<15.1 IU/mL
Methodology
Roche c503 Turbidimetric method.
Performed
Sunday – Saturday
Reported
As completed
CPT Codes
86430
Unacceptable Conditions
Plasma.
Hemolyzed specimens.
Additional Information
Serum only, the use of whole blood or plasma has not been approved for this assay.