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Test Code BLOD0627 Rheumatoid Factor Quantitative, Plasma or Serum

Useful For

The diagnosis and prognosis of rheumatoid arthritis



Performing Laboratory

Bozeman Health Laboratory Services

Specimen Requirements

Specimen Type: Plasma or serum
Container/Tube: Light-green top (lithium heparin gel), red top, or gold top
Specimen Volume: 1 mL
Specimen Minimum Volume: 0.5 mL

Collection Instructions: Label specimen as plasma or serum.

Specimen Transport Temperature


Additional Infomation

If specimen must be frozen for stability, freeze within 24 hours of draw.  Specimen may be thawed only once.

Specimen Stability


Specimen Type Temperature Time
Plasma or Serum Refrigerated 7 days
  Frozen 3 months


Reference Values

0-15 IU/mL

Day(s) Test Set Up

Monday through Friday

Test Classification and CPT Coding