Observational Study
Copyright ©The Author(s) 2019.
World J Gastroenterol. Jan 28, 2019; 25(4): 498-508
Published online Jan 28, 2019. doi: 10.3748/wjg.v25.i4.498
Figure 1
Figure 1 Identification of the left esophageal quadrant. After pouring Indigo Carmine (Chromoendoscopia, Colombia) into the esophageal lumen and utilizing gravity, the pooled water identified the left quadrant of the esophageal circumference.