Clinical Research
Copyright ©2006 Baishideng Publishing Group Co.
World J Gastroenterol. Jul 28, 2006; 12(28): 4517-4523
Published online Jul 28, 2006. doi: 10.3748/wjg.v12.i28.4517
Figure 2
Figure 2 Transversal ultrasonographic images of the esophagus at different sensory perception levels. The esophagus is fairly circular at 3 on the visual analogue scale. The numbers refer to the sensory intensity at a visual analog scale with 5 as the pain threshold.