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Rheumatoid Factor Screen with Reflex to Titer, Synovial Fluid

Test Code
15384


CPT Codes
86430<br /> **This test is not available for New York patient testing**

Includes
If RF Screen is positive, RF Titer will be performed at an additional charge (CPT code(s): 86431)


Preferred Specimen
1 mL synovial fluid submitted in a sterile, screw-cap vial


Minimum Volume
0.3 mL


Transport Temperature
Refrigerated (cold packs)


Specimen Stability
Room temperature: Unacceptable
Refrigerated: 7 days
Frozen: 21 days


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis • Visible particulate matter • Lipemia


Methodology
Latex Agglutination (LA)

Setup Schedule
Setup: Tues, Fri; Report available: 3 days


Reference Range
Rheumatoid Factor, LA Screen Negative
Rheumatoid Factor, LA Titer <1:5




The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.