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gastroesophageal vestibule


Definition: the dilated aboral portion of the esophagus, just above the cardiac orifice; usually, it corresponds to the lumen of abdominal part of the esophagus although its relation to the diaphragm varies.

Synonym(s): esophagogastric vestibule

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.