esophageal hiatus


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Related to esophageal hiatus: Aortic hiatus, caval foramen, esophageal hiatus hernia

hiatus

 [hi-a´tus] (L.)
an opening, gap, or cleft. adj., adj hia´tal.
aortic hiatus (hiatus aor´ticus) the opening in the diaphragm through which the aorta and thoracic duct pass.
esophageal hiatus (hiatus esophage´us) the opening in the diaphragm for the passage of the esophagus and the vagus nerves.

e·soph·a·ge·al hi·a·tus

[TA]
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.

e·soph·a·ge·al hi·a·tus

(ĕ-sof'ă-jē'ăl hī-ā'tŭs) [TA]
The opening in the right crus of the diaphragm, between the central tendon and the hiatus aorticus, through which pass the esophagus and the two vagus nerves.
Synonym(s): oesophageal hiatus, oesophageal hiatus.
References in periodicals archive ?
Morphologic variation of the diaphragmatic crura: a correlation with pathologic processes of the esophageal hiatus?.
It must be emphasized that the position of the Z-line in adults does not coincide exactly with the anatomical transition between the esophagus and the stomach, but is situated above this region, close to the esophageal hiatus of the diaphragm (hiatus oesophageus) (Fig.
2.) It then narrows again before passing through the left hemidiaphragm at the esophageal hiatus.[4-6]