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 ...

Please provide your email address to receive an email when new articles are posted on . “In recent years, several studies suggested that RA with positive [rheumatoid factor (RF)] and/or ...

Self-reported rheumatoid arthritis and positive rheumatoid factor were found to be associated with a difference in mental health, sleep, and cognition. Findings highlight the significance of ...

A rheumatoid factor (RF) test detects rheumatoid factor, a type of antibody (proteins that fight off harmful substances) in your blood. RF antibodies sometimes attack healthy cells and tissues, ...

A 26-year-old female patient presented to her physician complaining of polyarthritis. The presentation and distribution of her complaint are suggestive of rheumatoid arthritis (RA). Laboratory exam ...

Antibodies to peptides not currently used for rheumatoid arthritis (RA) diagnosis helped identify patients with untreated early disease that conventional biomarkers missed, researchers said. Almost ...

NEW YORK (Reuters Health) - Smoking is a risk factor for rheumatoid arthritis (RA), a new analysis of 16 studies confirms. The effect is especially strong in men and heavy smokers, the researchers ...

Rheumatoid arthritis (RA) is one of the most common autoimmune diseases. It happens when your body makes antibodies that attack synovial joint fluid and cause long-term inflammation as well as damage ...

Rheumatoid arthritis (RA) in children is now known as juvenile idiopathic arthritis (JIA). There are several types of JIA, all of which cause joint pain and stiffness. Other symptoms include red or ...