Definition: the opening in the right crus of the diaphragm, between the central tendon and the aortic hiatus and at the level of vertebra T10, through which the esophagus and the two vagus nerves pass.
Synonym(s): hiatus esophageusTA, esophageal opening
© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.