(HealthDay)—Rheumatoid arthritis (RA) is associated with restrictive and obstructive spirometry patterns, with the strongest associations seen for severe patterns, according to a study published ...
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 ...