Definition: fascial expansion extending in a conelike manner from the margins of the esophageal hiatus of the diaphragm to the esophageal wall, with some fibers extending to the submucosa; it connects the diaphragm and esophagus, permitting some freedom of movement during swallowing and respiration while resisting hiatal herniation.
Synonym(s): ligamentum phrenicoesophagealisTA
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Examples: glitazone, GI cocktail, etc.