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Figure 1 (A) Echocardiographic findings in constrictive pericarditis. Parasternal long-axis view of a 39-year-old man who presented one month after a motor vehicle accident with dyspnea, showing markedly increased pericardial thickness (arrows). (B) Follow-up echocardiogram performed one month later, showing near-normal pericardial thickness (arrows). Ao = aorta; LA = left atrium; LV = left ventricle; RV = right ventricle.