What Causes Joint Pain in Rheumatoid Arthritis Patients with Clinical Remission and Low Disease Activity according to DAS28?

Objective: The aim of this study was to evaluate synovial activity in patients with rheumatoid arthritis (RA) who were in remission or had low disease activity according to the DAS-28 (Disease activity scale-28) but complained of joint pain. Material and Methods: A retrospective review was made of the records and admission files of patients diagnosed with RA according to the American Rheumatism Association criteria between January 2016 and January 2018. The modified health assessment questionnaire (m-HAQ) and ultrasonographic evaluations of patients were recorded. Patients were compared in terms of demographic and disease characteristics according to the presence of synovitis detected with ultrasongraphy. Correlations between the presence of synovitis and demographic and disease characteristics were also evaluated. Results: This trial included 53 patients with the diagnosis of RA who were in remission or had low disease activity (DAS-28