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Chest X-ray. (A) Posteroanterior and (B) lateral views showing a well circumscribed opacity (arrow) located in the posterior mediastinum.
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A perioperative chest radiograph was notable for a large posterior mediastinal mass (Fig. 1).
Chest computed tomography. Hypodense mass (arrow) measuring 5 x 6.4 cm encasing the distal esophagus and aorta.
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On chest computed tomography (CT) scan, a 5 x 6.4 cm posterior mediastinal mass encasing the distal esophagus and the aorta was evidenced (Fig. 2).
Intraoperative view. (A) Well defined encapsulated mass (arrow) identified above the diaphragm (Dp). (B) Dissection and resection of the mass (arrow) abutting the aorta (Ao).
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The mass was easily identified above the diaphragm and abutting the aorta (Fig. 3).
Intraoperative view after surgical resection. Aorta (Ao), Diaphragm (Dp).
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The mass was dissected off the aorta and freed from the esophagus with liberal clipping and tying of ample vascular supply (Fig. 4).
Macroscopic view of the 7.5 cm resected mass.
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The excised mass had a maximum diameter of 7.5 cm (Fig. 5) and the histological diagnosis was consistent with a paraganglioma.