ascending lumbar vein
The ascending lumbar vein is a paired structure which forms a part of the venous drainage of the lumbar vertebral column.
- location: near midline on the side of the vertebral column in the lumbar region
- origin and termination: continuation of the lateral sacral veins; joins the subcostal vein to form the azygos and hemiazygos veins
- tributaries and drainage: lumbar veins, draining the lumbar spinal column
- relations: psoas major muscle anteriorly, lumbar transverse processes posteriorly