left lumbar lymph nodes
the chain of lymph nodes associated with the aorta in the abdomen; it is divided into three groups: lateral aortic lymph nodes on the left of the aorta; preaortic lymph nodes in front of the aorta; and postaortic lymph nodes, behind the aorta.
Synonym(s): nodi lymphoidei lumbales sinistriTA, aortic lymph nodes
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