Within 24 hours
New York DOH Approval Status
CSF, Pericardial, Pleural, or Synovial fluid.
Centrifuge to remove cellular material. Transfer 1 mL body fluid to an ARUP Standard Transport Tube. (Min: 0.5 mL)
Specimen types other than those listed. Specimens too viscous to be aspirated by instrument.
Specimen source must be provided.
Ambient: 24 hours; Refrigerated: 1 week; Frozen: 1 month (should not be thawed more than once)
For information on body fluid reference ranges and/or interpretive guidance visit https://aruplab.com/bodyfluids/
This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the US Food and Drug Administration. This test was performed in a CLIA certified laboratory and is intended for clinical purposes.
Laboratory Developed Test (LDT)
|Component Test Code*||Component Chart Name||LOINC|
|2003348||Rheumatoid Factor, Body Fluid||30231-5|
|2013048||Rheumatoid Factor Fluid Source||31208-2|
- RF body fluids