Esophageal bronchogenic cyst excised by endoscopic submucosal tunnel dissection: A case report

Figure 1 Enhanced thoracic computer tomography and endoscopic ultrasonography. A: A slightly oval-shaped low-density lesion with clear boundary in the upper middle part of the esophagus in the enhanced thoracic computer tomography (yellow arrow); B: A submucosal mass was observed about 28 cm from the incisor with a gourd-like appearance; C: Probe EUS view; D: Contrast-enhanced ultrasonography showed slight enhancement around the lesion but no internal enhancement.