Rheumatoid arthritis (RA) is a chronic, systemic inflammatory disorder that principally influences joints. It may consequence in deformed and painful joints, which can lead to defeat of function. The illness may also have signs and symptoms in organs other than joints. The reason of rheumatoid arthritis is not entirely understood. The progression involves inflammation and fibrosis of the capsule around the joints. It also influences the underlying bone and cartilage.
Rheumatoid
