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Computed tomography. A: The chest computed tomography (CT) scan showed a small amount of fluid in the right pleural cavity; B: Chest CT was repeated: right-sided pleural effusion and perforation of the upper left esophagus were observed; C: Grapefruit-like residue drainage liquid was seen; D: The surgery showed the ruptured esophagus with nasogastric tube (NG tube) exposure.
