Rheumatoid Factor (Direct Access Testing)

Last Modified: 5/17/2023 6:02:57 AM


Medical Necessity Documentation:  
Client Notes:  
Patient Preparation:  
Specimen Requirements: 1.0 mL Serum in a SST Gold Top Tube 
Collection Instructions:  
Minimum Volume: 0.2 mL Serum
Transport & Storage: Temperature/Stability: 1 day Ambient
8 days Refrigerated
3 months Frozen 
Reference Range:  <14 IU/mL
Critical Ranges:  
Test Comments:  
Methodology: Immunoturbidimetric
Clinical Significance:  Positive results are consistent with, but not specific for, rheumatoid arthritis.
Documentation:  
Custom Panel: No

PRODUCTION SCHEDULE

Turn Around Time: 1 day
Days Performed: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday
Sites Performed: Parkview Regional Medical Center
PHL Test Code: DARF
EPIC Test Code: IMO5728
Alternate Test Names: RA; RA Direct Access; RA Titer; RF; RF Direct Access; RF Screen; Rheumatoid Arthritis; Rheumatoid Factor Screen
Included Tests:  
CPT Coding: 86431

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