And Pains Rheumatoid arthritis is a chronic disease most likely caused by an autoimmune disorder. An autoimmune disorder means the immune system produces antibodies against healthy, normal tissue.
Inflamed joints are the most prominent symptom.
Rheumatoid arthritis occurs three times more often in women than in men. The symptoms may come and go. Rheumatoid arthritis can also cause other systems, such as the heart, lung, blood, and brain, to be affected. Doctors make the diagnosis according to a patient's symptoms and changes in blood chemistry. The body will make antibodies to the inflammation, which will be detected.