Fig. 2From: Ultrasound detects synovitis in replaced and other surgically operated joints in rheumatoid arthritis patientsMean synovitis scores for replaced joints, operated joint areas (OJA), and native joints. From baseline to final visit (N = 16 patients). Panel (a) measures the change in mean Power Doppler ultrasound (PDUS) scores over time. Panel (b) depicts the change in mean grayscale ultrasound (GSUS) scores over time. Legend: replaced joints (••■••), OJA (—▲—), and native joints (—●—)Back to article page