Microvasculature of the esophagus and gastroesophageal junction: Lesson learned from submucosal endoscopy

Figure 6 Palisade vessels at the esophageal sphincter. A: Palisade vessels at the upper esophageal sphincter; B: In the lower esophageal sphincter, the vessels, located in the lamina propria, are continuation of the branching vessels, “stretched” by the high pressure present in the area. High magnification images.