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Intraoperative transesophageal echocardiography. (a) Mid-esophageal four-chamber view showing a ruptured papillary muscle of the tricuspid valve seen as an echo dense structure connected to the flail tricuspid valve (arrow) and (b) modified mid-esophageal four-chamber view focused on the tricuspid valve in biplane mode showing massive tricuspid valve regurgitation with color Doppler (arrows).
LA: left atrium; RA: right atrium; LV: left ventricle; RV: right ventricle.
