medial arcuate ligament


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me·di·al ar·cu·ate lig·a·ment

[TA]
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 mediale [TA], arcus lumbocostalis medialis, medial lumbocostal arch
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1a) were bulky, where the origin extended to subdiaphragmatic fascia and medial arcuate ligament.
Inspite of being a regressive muscle, fleshy belly with a broad origin extending to subdiaphragmatic fascia & medial arcuate ligament was found in 15% cases.
Morphology of psoas minor muscle--reviewed

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