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Medical Definition of Gastroesophageal vestibule
1. The dilated aboral portion of the oesophagus, just above the cardiac orifice; usually it corresponds to the lumen of abdominal part of the oesophagus although its relation to the diaphragm is variable. Synonym: oesophagogastric vestibule. (05 Mar 2000)
Lexicographical Neighbors of Gastroesophageal Vestibule
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