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Test Code RAB Rheumatoid Arthritis, Serum

Additional Codes

LAB33069

Methodology

A rapid slide test for the qualitative determination of rheumatoid factors in serum.

Rheumatoid factors may be found in some diseases other than rheumatoid arthritis (eg, scleroderma, lupus erythromatosis, Sjögren’s syndrome, hypergammaglobulinemia, and hepatitis.

Performing Laboratory

St. Mary's Regional Medical Center-Microbiology

 

CPT: 86430

Specimen Requirements

Container/Tube: 3.5 mL or 5 mL serum gel tube-Hemolyzed, lipemic, or a mislabeled specimen is not acceptable.
Specimen: 1 mL of serum
Transport Temperature: Ambient

Collection Instructions: Forward promptly.

Reference Values

Negative

It has been reported that with standard serological tests only 70-80% of patients with the clinical diagnosis of rheumatoid arthritis will exhibit a positive reaction.

Day(s) Test Set Up

Monday through Sunday