Synovitis and radiographic progression in non-erosive and erosive hand osteoarthritis : is erosive hand osteoarthritis a separate inflammatory phenotype?
OBJECTIVE: To compare the prevalence of synovitis, pain and radiographic progression in non-erosive and erosive hand osteoarthritis (HOA), and to explore whether the different rate of disease progression is explained by different levels of synovitis and structural damage.DESIGN: We included 31 and 34 participants with non-erosive and erosive HOA at baseline, respectively. Using Generalized Estimat
