A rheumatoid factor test checks for an antibody that can be a marker for rheumatoid arthritis. It is one part of diagnosis. Not everyone with a positive rheumatoid factor blood test has rheumatoid ...

When persistent joint pain strikes, the search for answers often leads to a crucial diagnostic tool: the rheumatoid factor test. This relatively quick blood analysis serves as a window into the immune ...

Rheumatoid factor (RF) is a type of antibody, an immune system protein that helps the body fight foreign substances like bacteria and viruses, called antigens. Antibodies, also known as ...

Lyme disease and rheumatoid arthritis share similar symptoms, but Lyme disease is caused by a bacterial infection from ticks, while the cause of rheumatoid arthritis is unknown. Rheumatoid arthritis ...

Patients at risk of rheumatoid arthritis may wonder if there are lifestyle factors that play a role. What are some of the factors that you can discuss with them, and what can you recommend they do?

More than 18 million people worldwide suffer from rheumatoid arthritis, including nearly 1.5 million Americans. Rheumatoid arthritis is an autoimmune, inflammatory form of arthritis, meaning a ...

The rate of disease progression in patients with rheumatoid arthritis (RA) can be associated with a poor prognosis in patients. The rate of disease progression in patients with rheumatoid arthritis ...