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
ATLAS Test Code

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.

Back