Rheumatoid Factor Screen with Reflex to Titer, Synovial Fluid
Test Summary
Detection of rheumatoid arthritis.
Aliases
- N/A
Specimen Collection
Special Instructions
N/A
Preferred Specimen
1 mL synovial fluid submitted in a sterile, screw-cap vial
Minimum Volume
0.3 mL
Instructions
N/A
Patient Preparation
N/A
Storage
N/A
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
- Room temperature: Unacceptable
- Refrigerated: 7 days
- Frozen: 21 days
Limitations
N/A
Other Acceptable Specimens
N/A
Unacceptable Specimens
Gross hemolysis • Visible particulate matter • Lipemia
Order Code
RFSYN
EPIC (Premier) Code
LAB6516
Includes
If RF Screen is positive, RF Titer will be performed at an additional charge (CPT code(s): 86431)
CPT Code
- 86430 - **This test is not available for New York patient testing**
Billing Code
- 700000
CPT Statement
Methodology
Latex Agglutination (LA)
FDA Status
FDA Approved
Physician Attestation of Informed Consent
N/A
Testing Laboratory
Quest Diagnostics Nichols Institute
33608 Ortega Highway
San Juan Capistrano CA, 92675
33608 Ortega Highway
San Juan Capistrano CA, 92675
Reference Range
| Rheumatoid Factor, LA Screen | Negative |
| Rheumatoid Factor, LA Titer | <1:5 |
Setup Schedule / Expected Turnaround Time
Tuesday, Friday; Report available: 3 days
Specimen Collection
Special Instructions
N/A
Preferred Specimen
1 mL synovial fluid submitted in a sterile, screw-cap vial
Minimum Volume
0.3 mL
Instructions
N/A
Patient Preparation
N/A
Storage
N/A
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
- Room temperature: Unacceptable
- Refrigerated: 7 days
- Frozen: 21 days
Limitations
N/A
Other Acceptable Specimens
N/A
Unacceptable Specimens
Gross hemolysis • Visible particulate matter • Lipemia
Billing
CPT Code
- 86430 - **This test is not available for New York patient testing**
Billing Code
- 700000
CPT Statement
Result Information
Methodology
Latex Agglutination (LA)
Testing Laboratory
N/A
Reference Range
| Rheumatoid Factor, LA Screen | Negative |
| Rheumatoid Factor, LA Titer | <1:5 |
Setup Schedule / Expected Turnaround Time
Tuesday, Friday; Report available: 3 days