Specimen:
Collect
- One SST
Also Acceptable:
- One Green Top (Li Heparin)
- One Lavender (EDTA)
- One Pink Top (EDTA)
- One Red Top
Submit
- 1 mL (Min:0.5 mL) Serum . Submit Refrigerated. Submit in a Standard Transport Tube.
Also Acceptable:
- 1 mL (Min:0.5 mL) Plasma . Submit Refrigerated. Submit in a Standard Transport Tube.
Special Handling
- Allow specimen to clot completely at room temperature
- Separate from cells ASAP
Rejection Criteria
- Lipemic Samples
Stability
Ambient: 1 Day(s); Refrigerated: 8 Day(s); Frozen: 3 Month(s); Incubated: Unacceptable
Methodology
- Turbidimetric
Performed
Mon-Fri
Reported
1-3 Day(s)
CPT Codes
- 86431
Interpretive Data
General Reference Range : <20 IU/ml
Components
- 2337 - RHEUMATOID FACTOR
Last Updated: November 12, 2024 @ 10:13 am
Disclaimer:
It is preferable to locate tests on the website and not rely on printed test information, which may soon be out of date. Updated test information can only be guaranteed by using this website.