Medical Definition of Medial lumbocostal arch
1.
One of Haller's arches; 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: ligamentum arcuatum mediale, arcus lumbocostalis medialis, medial lumbocostal arch.
(05 Mar 2000)
Lexicographical Neighbors of Medial Lumbocostal Arch
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