A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
Rheumatoid Factor Screen with Reflex to Titer, Synovial Fluid
Test CodeRASFL
Alias/See Also
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
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 after receipt at the performing laboratory. Add three (3) days for transport.
Reference Range
Rheumatoid Factor, LA Screen | Negative |
Rheumatoid Factor, LA Titer | <1:5 |
Performing Laboratory
Quest Diagnostics Nichols Institute-San Juan Capistrano, CA |
33608 Ortega Highway |
San Juan Capistrano, CA 92675-2042 |
Last Updated: August 11, 2023