Original Article

Serum Leptin Levels in Rheumatoid Arthritis and Relationship with Disease Activity

Objectives: This study was performed to evaluate serum leptin levels in rheumatoid arthritis (RA) patients and investigate the correlation with serum tumor necrosis factor alpha (TNF-α) levels and clinical and laboratory parameters of disease activity. Methods: Fifty patients with RA and 34 control subjects were included. Disease activity score 28…