Clinical Research
Copyright ©2007 Baishideng Publishing Group Co.
World J Gastroenterol. Sep 28, 2007; 13(36): 4881-4890
Published online Sep 28, 2007. doi: 10.3748/wjg.v13.i36.4881
Figure 3
Figure 3 The cross-sectional ultrasound image of the distended distal esophagus allows identification of the esophageal layers, i. e. mucosa-submucosa, muscle and adventitia layers. The white round shadow in the centre is caused by the intraluminal ultrasound probe.