Fig. 2

Intraoperative endoscopy. a Typical endoscopic findings of eosinophilic esophagitis, circular rings and linear furrows. b Narrow banding imaging with endoscopy showing the esophageal tear (with different color). c. Endoscopy vision of esophageal perforation area with residual oral contrast and detritus. d fluoroscopy showing extraluminal residual oral contrast