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HelpTest Code RA Rheumatoid Factor
Additional Codes
Epic EAP: LAB206
Epic Description: RHEUMATOID FACTOR
Synonym
RA Latex
Rheumatoid Factor
Specimen Type
Blood
Specimen Required
Ochsner South LA sites and Ochsner LSU Monroe:
| Collection Container | Preferred Volume | Minimum Volume | |
|---|---|---|---|
| Preferred |
Gold, Clot Activator with Inert Gel |
5.0 mL | 1.5 mL |
| Alternate | Red, No Anticoagulant, No gel | 5.0 mL | 1.5 mL |
| Preferred Micropuncture | Gold Micro, Clot Activator with Inert Gel | 2 X 0.6 mL | 1 X 0.6 mL |
| Alternate Micropuncture | Red Micro, No anticoagulant, No gel | 2 X 0.6 mL | 1 X 0.6 mL |
Ochsner Shreveport sites:
| Collection Container | Preferred Volume | Minimum Volume | |
|---|---|---|---|
| Preferred |
Red, Clot Activator with Inert Gel |
4.0 mL | 1.5 mL |
Ochsner St. Mary (Teche):
| Collection Container | Preferred Volume | Minimum Volume | |
|---|---|---|---|
| Preferred |
Green, Lithium Heparin |
4.5 mL | 1.5 mL |
Instructions for Collection and Transport
Centrifuge specimen. For non-gel tubes, aliquot serum into plastic vial. Specimen is stable for 3 days at 2-8° C. If holding longer than 3 days aliquot into a plastic vial and freeze. Transport/ship frozen on dry ice.
Aliquot Requirements
Serum
Optimum 0.5 mL
Minimum 0.1 mL
Performing Lab
Chemistry Lab
Assay Frequency
24/7
Routine Turnaround Time
24 hours
CSR Storage Requirements
Centrifuge specimen. Transport to laboratory. Specimen stable for 3 days when stored at 2-8° C
CPT Code Information
86431