Rheumatoid factor may be associated with more significant disease burden and less response to treatment in patients with PsA.

September 7, 2012 — Elevated rheumatoid factor (RF) levels in healthy patients may be a strong predictor of future rheumatoid arthritis (RA), according to data from a prospective cohort study ...

A rheumatoid factor test measures the amount of rheumatoid factor in your blood. Rheumatoid factors are proteins produced by your immune system that can attack healthy tissue in your body. High levels ...

Rheumatoid arthritis is one of the most common immune-mediated diseases. Its primary manifestation is inflammatory arthritis characterized by symmetric, polyarticular pain and swelling, typically ...

In individuals with seropositive arthralgia, the risk of developing rheumatoid arthritis (RA) rose in the presence of high titers of anti–citrullinated peptide antibodies (ACPAs) and immunoglobulin ...

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 ...

Rheumatoid arthritis (RA) is an autoimmune inflammatory disorder. It can affect the joints and other body systems. Doctors may find diagnosing RA challenging, as it may resemble various other ...

Researchers add to evidence suggesting that inflammatory factors contribute to increased risk for valvular heart diseases, such as aortic stenosis, in patients with rheumatoid arthritis. Patients with ...

Objective Sarcopenia, defined by reductions in muscle mass and strength, increases the risk of adverse outcomes in patients with rheumatoid arthritis (RA)—driven in part by chronic inflammation—and is ...

Rheumatoid arthritis affects millions of Americans, gradually changing lives as it progresses from subtle joint discomfort to potentially severe mobility limitations. For those living with this ...