PMC6610232_01
CT demonstrating retroesophageal SCA (black arrow) originating from aorta, medial to esophageal leiomyosarcoma (white arrow).
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Computed tomography (CT) demonstrated 7.4 x 5.2-cm right posterior mediastinal mass, abutting the trachea, superior vena cava, ascending aorta, and esophagus, as well as an incidentally noted retroesophageal SCA with a separate right carotid artery originating from the aortic arch (Fig. 1, Fig. 2).
CT demonstrating isolated right pleural metastasis (white arrow).
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The patient remained without evidence of disease for two years, until he was found to have a right 1.5-cm pleural-based metastasis, which was also resected (Fig. 3).