Test Details
Mnemonic
RFBFL
Ordering Code
3600021
CPT-4 Code(s)
86431
Specimen Information
Collect
Cerebrospinal fluid (CSF), pericardial, pleural or synovial fluid
Specimen Preparation
Collect body fluid in a sterile container. Centrifuge fluid to remove cellular material. Send 1.0 mL fluid in a screw capped vial. Specimen source required.
Minimum Volume
0.5 mL
Transport Temperature
Refrigerated
Rejection Criteria
Fluids other than those listed above, specimens too viscous to be aspirated by instrument
Stability
Room temperature: 24 hours
Refrigerated: 7 days
Frozen: 30 days
Refrigerated: 7 days
Frozen: 30 days
Methodology
Quantitative Immunoturbidimetry
Reference Range
Not established
Performing Laboratory
ARUP Reference Laboratory
New York DOH Approval Status
No