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Hiatal Hernia Signs and Symptoms

When the upper part of the stomach pokes through the esophageal hiatus, because of a weakness in its muscles, hiatal hernia occurs. The esophageal hiatus is the opening in the diaphragm through which the esophagus enters the abdominal cavity. At the esophagus’ end there is the lower esophageal sphincter which has the role of a valve – it only allows food to travel one-way. There is also a second valve, which is the esophageal hiatus. The two valves are synchronized so that food from the stomach does […]

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