Service Description

The RF IgM test measures the level of IgM type rheumatoid factor in the blood, an antibody that may indicate autoimmune activity. Why it’s done: To help diagnose rheumatoid arthritis and other autoimmune disorders To monitor disease progression or response to treatment To evaluate unexplained joint pain, swelling, or stiffness To support diagnosis of systemic autoimmune conditions To differentiate between types of inflammatory arthritis Specimen Type: Blood draw Turnaround Time: Typically 2–5 business days Collection Available: In-office or mobile blood draw services