Figure 3From: A double-blind, randomized controlled trial to compare the effect of biannual peripheral magnetic resonance imaging, radiography and standard of care disease progression monitoring on pharmacotherapeutic escalation in rheumatoid and undifferentiated inflammatory arthritis: study protocol for a randomized controlled trial van der Heijde-modified Sharp Score (vdHSS) forms for scoring X-ray evidence of disease progression. Left: erosion scoring. Right: joint space narrowing (JSN) scoring.Back to article page