RHEUMATOID FACTOR, BODY FLUID
- Code
- 000.0000
- Name
- RHEUMATOID FACTOR, BODY FLUID
- Category
- None
- Department
- Send-Out
- Start Date
- Expiration Date
- Synonyms
- Rheumatoid Arthritis Factor, RA, RF
- CPT Codes
- 86431
- Site
- SBMF
- Reference Test
- 43003
Specimen Information
- Type
Synovial fluid
- Volume
1.0 ml
- Transport Info
Refrigerated
- Fasting Required?
- False
- Patient Instructions
- Reference Range
< 1:5
- Methodology
Latex Agglutination
Clinical Significance
Rheumatoid factor is essentially an IgM antibody that is directed toward IgG. Although it is a non-specific marker, it is associated with autoimmunity and rheumatoid arthritis.