Successful endoscopic extraction of a proximal esophageal foreign body following accurate localization using endoscopic ultrasound: A case report

Figure 1 Fish bone removal by endoscopy. A: Gastroscopic examination suggested that the upper esophageal segment exhibited a strip-shaped submucous bulge; B: Computed tomography suggested that the upper esophageal segment contained a high-density band in the right wall; C: Endoscopic ultrasonography revealed that the upper submucosa of the esophagus exhibited a striped hyperechoic mass; D: Removal of the fish bone by endoscopic submucosal dissection (ESD); E: The fish bone removed by ESD.