Patients who have smoked with rheumatoid arthritis (RA) and an obstructive pattern may be a unique phenotype, according to a study published online June 17 in RMD Open. Keigo Hayashi, M.P.H., from Brigham and Women’s Hospital in Boston, and colleagues compared longitudinal changes in spirometric measures over five to seven years between 233 patients with RA and 37,735 non-RA comparators. The researchers found that among never-smoking participants without an obstructive pattern, RA was significantly associated with more decline in annual changes in the percent-predicted forced expiratory volume in one second Read More
