PMC9062898_01
A 15-year-old boy was referred for a barium swallow investigation as part of a workup for chronic dysphagia and odynophagia. His symptoms commenced after the endoscopic removal of an impacted tablet several years earlier. (a) A lateral projection of the thorax demonstrates barium within the true lumen of the esophagus (white arrows) and a defect within the anterior esophageal mucosa through which there is the passage of barium into a false passage (black arrow); features consistent with an oesophageal dissection.
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F1a
This demonstrated the presence of a false passage within the esophageal wall [Figures 1a-c].