Induced Opening of the Gastroesophageal Junction Occurs at a Lower Gastric Pressure in Gerd Patients and in Hiatal Hernia Subjects than in Normal Control Subjects

<table>This is pattern I opening. This picture shows a retroflexed view of the gastroesophageal junction in a normal volunteer. Note that the entire distal esophagus is open around the endoscope after air insufflation into the stomach.</table>

Gastroenterology Research and Practice

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Figure 3

Figure 3: Induced Opening of the Gastroesophageal Junction Occurs at a Lower Gastric Pressure in Gerd Patients and in Hiatal Hernia Subjects than in Normal Control Subjects 

Figure 3 | Induced Opening of the Gastroesophageal Junction Occurs at a Lower Gastric Pressure in Gerd Patients and in Hiatal Hernia Subjects than in Normal Control Subjects 