Chandrasekaran, MD There are two main types of rheumatoid arthritis (RA) that affect adults: seropositive and seronegative.

The study included 67 consecutive patients with a confirmed diagnosis of seropositive RA, without symptoms for or known cardiovascular disease. When significant LUS abnormalities and additional ...

There is a bidirectional association between rheumatoid arthritis (RA) and chronic obstructive pulmonary disease (COPD), according to a review published online Dec. 1 in Frontiers in Immunology.