Video 9 - Hiatus hernia.

From the following article

Esophageal motility disorders

W.G. Paterson, Raj K. Goyal and Fortunée Irene Habib

GI Motility online (2006)


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Normally during a swallow, a portion of the stomach moves into the chest due to contraction of the esophageal longitudinal muscle. Failure of the portion of the gastric fundus to return to its intra-abdominal location is indicative of hiatal hernia.

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