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medial arcuate ligament

 

Definition: a tendinous thickening of the psoas fascia that extends from the body of the first lumbar vertebra to its transverse process on either side. A portion of the diaphragm arises from it.

Synonym(s): ligamentum arcuatum medialeTA, arcus lumbocostalis medialis, medial lumbocostal arch

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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