Fig. 2

Surgical findings. Upper esophageal dilation was shown on the cranial side of the azygos arch (white arrow), and a tumor was found at the level of the tracheal bifurcation (black arrow). A fine needle puncture was performed, and a white-colored fluid was aspirated. A 12-Fr silicone drain was inserted from the right chest wall. The drain was fixed at the esophageal wall and closed the mediastinal pleura covering it