Rheumatoid arthritis (RA) is a condition in which the body's own immune system attacks the joints. This causes swollen, stiff, and painful (inflamed) joints, especially in the hands and feet. Over ...

Rheumatoid arthritis (RA) is a chronic autoimmune disease (one in which the immune system ... These initial symptoms usually affect smaller joints such as those in the fingers and feet, but they ...

I never had this before. Patients with rheumatoid arthritis can develop rheumatoid nodules, and it is a marker, for example, of more aggressive disease. Sometimes they're small, like the size of a ...