hiatus e·so·pha·ge·us (  s -f  j-s)n. The opening in the diaphragm between the central tendon and the aortic foramen through which the esophagus and the two vagus nerves pass. |
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.
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