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Body Atlas, Vessel Reference

Vessels

Vascular reference, course, branches, clinical landmarks, and surgical significance.

20 vessels

20 vessels in Lower Back Clear ×

Vessel Anterior Spinal Artery arteria spinalis anterior Lower Back The anterior spinal artery is formed by the union of two small branches from the vertebral… Vessel Artery of Adamkiewicz arteria radicularis magna Lower Back The artery of Adamkiewicz (arteria radicularis magna, great anterior radiculomedullary artery) is the largest anterior radicular… Vessel Ascending Lumbar Vein vena lumbalis ascendens Lower Back The ascending lumbar veins are paired paravertebral vessels connecting the common iliac veins below to the… Vessel Basivertebral Vein vena basivertebralis Lower Back The basivertebral veins are large, valveless vessels running through the central cancellous bone of each vertebral… Vessel Epidural Venous Plexus plexus venosus epiduralis Lower Back The epidural venous plexus occupies the epidural space surrounding the dural sac, formed by the anterior… Vessel Fifth Lumbar Artery arteria lumbalis quinta Lower Back The fifth lumbar artery arises from the posterior aorta at the L5 level or from the… Vessel Iliolumbar Artery at Lumbar Level arteria iliolumbalis Lower Back The iliolumbar artery arises from the internal iliac artery and ascends behind the lumbosacral trunk to… Vessel Iliolumbar Vein vena iliolumbalis Lower Back The iliolumbar vein accompanies the iliolumbar artery, draining the iliac fossa, iliacus, and lower lumbar muscles… Vessel Iliolumbar Vein Tributaries venae tributariae venae iliolumbalis Lower Back The iliolumbar vein drains into the common iliac vein and receives tributaries from the iliacus, psoas,… Vessel Internal Vertebral Venous Plexus plexus venosus vertebralis internus Lower Back The internal vertebral venous plexus (Batson's plexus) consists of two anterior and two posterior longitudinal veins… Vessel Lateral Sacral Veins venae sacrales laterales Lower Back The lateral sacral veins accompany the lateral sacral arteries on the anterior sacral surface, draining the… Vessel Lumbar Arteries arteriae lumbales Lower Back The four pairs of lumbar arteries arise from the posterior surface of the abdominal aorta at… Vessel Lumbar Lymphatic Trunk truncus lymphaticus lumbalis Lower Back The lumbar lymphatic trunks (right and left) collect lymph from the lower limbs, pelvic organs, and… Vessel Lumbar Segmental Arteries arteriae lumbales Lower Back Four paired lumbar arteries arise from the posterior aorta at each lumbar vertebral level (L1-L4), wrapping… Vessel Lumbar Veins venae lumbales Lower Back The four pairs of lumbar veins drain the posterior abdominal wall, paraspinal muscles, and the lumbar… Vessel Median Sacral Vein vena sacralis mediana Lower Back The median sacral vein accompanies the median sacral artery on the anterior surface of the sacrum,… Vessel Posterior Internal Vertebral Venous Plexus plexus venosus vertebralis internus posterior Lower Back The posterior internal vertebral venous plexus consists of two longitudinal channels running in the epidural space… Vessel Posterior Spinal Arteries arteriae spinales posteriores Lower Back The posterior spinal arteries are paired longitudinal vessels descending on the posterolateral surface of the spinal… Vessel Sacral Perforating Vessels vasa perforantia sacralia Lower Back The sacral perforating vessels are branches of the lateral sacral arteries and veins that pass through… Vessel Vertebral Venous Plexus plexus venosus vertebralis Lower Back The vertebral venous plexus (Batson plexus) is an extensive valveless venous network surrounding the vertebral column,…