Retro-aortic nodes
Nodi retroaortici · Zaaortální uzliny
Lymphatic & immune
Looks like
Nodes behind the abdominal aorta, on the lumbar spine.
What it does
Pass lymph from the other lumbar nodes towards the start of the thoracic duct.
Keeping it well
May be involved in testicular cancer; removed in some retroperitoneal node surgery.