median arcuate ligament

(redirected from ligamentum arcuatum medianum)

me·di·an ar·cu·ate lig·a·ment

[TA]
a tendinous connection between the crura of the diaphragm that arches over the aorta, forming the anterosuperior margin of the aortic hiatus.

median arcuate ligament

a tendinous arch that connects the crura of the diaphragm, crossing anteriorly to the aorta at approximately the level of the twelfth thoracic vertebra.
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