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HelpTest Code RF Rheumatoid Factor
Specimen Information
Obtain specimen using standard phlebotomy techniques.
No special patient preparation is necessary.
| Container | Specimen | Temperature | Collect Vol | Submit Vol | Min Vol | Stability |
| SST | Serum | Refrigerate | 4.0 mL | 1.0 mL | 0.6 mL | 5 days |
| Lithium Heparin | Plasma | Refrigerate | 4.0 mL | 1.0 mL | 0.6 mL | 5 days |
Reject Due To:
- Moderate or Marked Hemolysis
- Specimen unlabeled or mislabeled
Instrumentation / Method
Ortho Vitros XT 7600 / Immunoturbidometric
Test Schedule / Analytical Time / Test Priority
Daily / Same Day / Not Available STAT
Reference Range
Male and Female:
<11.9 IU/mL
CPT / LOINC / Order Code
| Meditech | Medent | LOINC | CPT |
| RFS | RFS | 6928-6 | 86431 |