Medical Definition of Lateral lumbocostal arch
1.
One of Haller's arches; a thickening of the fascia of the quadratus lumborum muscle between the transverse process of the first lumbar vertebra and the twelfth rib on either side that gives attachment to a portion of the diaphragm.
Synonym: ligamentum arcuatum laterale, arcus lumbocostalis lateralis, lateral lumbocostal arch.
(05 Mar 2000)
Lexicographical Neighbors of Lateral Lumbocostal Arch
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