PMC5581373_01
Preoperative computed tomography scan findings.. A massive mediastinal hematoma extended from the superior to the posterior mediastinum (arrows). The trachea, main bronchi, and left atrium were extremely anteriorly displaced by the hematoma (A-C), and a congested lung was detected (D). LA, left atrium.
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The trachea and left atrium were extremely displaced by the mass in the anterior direction, and the lungs were congested (Fig. 1).
Preoperative echocardiogram findings.. The left atrium was compressed and narrowed because of the hematoma. LA, left atrium; LV, left ventricle; Ao, aorta.
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PMC5581373_01_gr2.jpg
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Echocardiography showed normal ventricular systolic function, but the left atrium was compressed and narrowed because of the hematoma (Fig. 2).