Test Code RHUF Rheumatoid Factor
Additional Codes
| PathLab | RHUF |
| Epic ID | LAB206 |
Specimen Requirements
Preferred Collection Container:
Light Green (Lithium Heparin Plasma Separator Tube)
SST (Serum Separator)
Also Acceptable Collection Container:
Green No Gel (Lithium Heparin)
Red (No Additive)
Collection Information:
Collect blood in a Light Green (Lithium Heparin Plasma Separator Tube) or SST (Serum Separator). Green No Gel (Lithium Heparin) or Red (No Additive) are also acceptable.
Transport Information:
Centrifuge and aliquot 0.6 mL of plasma or serum into a plastic transport vial. Send refrigerated.
Minimum Sample Volume:
0.2 mL plasma or serum
Remarks:
Remove serum/plasma from cells ASAP.
Stability/Transport
| Temperature | Stability | Preferred Transport |
| Refrigerated | 8 days | X |
| Frozen | 3 months | |
| Room Temp | 24 hours |
Unacceptable Conditions
Gross lipemia
Performing Lab
Pathology Laboratory
Methodology
Immunoturbidimetric
Day(s) Performed
Daily
Report Available
1 day
CPT Code Information
86431