PMC9439882_01
PMC9439882_02
Lateral view of chest X-ray on day 0 postesophageal dilatation demonstrating lucency in the middle mediastinum, which is suggestive of esophageal perforation.
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Septic workup was obtained, including a chest X-ray ( Fig. 1 ) that showed signs of pneumomediastinum in both anteroposterior and lateral views and which were more evident in the lateral chest view.
On day 1 postesophageal dilatation, the lining of the pericardium is visualized by the extravasation of the contrast during an upper gastrointestinal study.
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A water-soluble contrast study revealed contrast lining the pericardium, suggesting a perforation and resulting in pericardial effusion ( Fig. 2 ).