case_images: PMC5051040_01
case_images: Endoscopic photograph showing erosion at the middle esophagus.
case_images: gr-05-037-g001.jpg
case_images: PMC5051040_01_gr-05-037-g001.jpg
case_images: F1
case_images: At upper gastrointestinal endoscopic examination, a 5 - 6 mm erosion was seen at the mid-esophagus, 32 cm from the front cutting teeth, the level where the main stem bronchus narrow the esophagus (Fig. 1).