rheumatoid arthritis

Pronunciation: (ROO-muh-TOYD ar-THRY-tis)

An autoimmune disease that causes pain, swelling, and stiffness in the joints, and may cause severe joint damage, loss of function, and disability. The disease may last from months to a lifetime, and symptoms may improve and worsen over time.

Source: NCI Dictionary of Cancer Terms

2006-02-21