Sterno-clavicular involvement in polymyalgia rheumatica

To evaluate, factors associated with new ultrasonographic lesions of the anterior chest wall in spondyloarthritis (SpA) after a follow up of 5 years.SpA Patients included in 2013 in a first study were evaluated five years later. Ultrasound B mode and power Doppler examination of the two sternoclavicular joints and the manubrio-sternal joint were performed by the same two examinators at baseline and five years later. The presence of erosion,...