Posterior Radicular Veins (Coccygeal; Left)
Venae radiculares posteriores
Read moreQuick Facts
Origin: Along the posterior roots of the spinal cord.
Course: Pass laterally to accompany the spinal nerves.
Tributaries: None.
Drainage: Posterior roots and spinal ganglia.
Origin
The posterior radicular veins are small veins that originate along the posterior roots of the spinal cord.
Course
The posterior radicular veins pass laterally in the subarachnoid space towards the intervertebral foramen where they drain into the intervertebral veins.
Tributaries
There are no named tributaries.
Structures Drained
The posterior radicular veins primarily drain the posterior roots of the spinal cord, including the spinal (dorsal root) ganglia.
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Internal Vertebral Venous Plexuses
The internal vertebral venous plexus is located beneath the bony elements of the vertebral foramina (laminae, spinous processes, pedicles, and vertebral body).
