The spinal veins (veins of the medulla spinalis or veins of the spinal cord) are situated in the pia mater and form a minute, tortuous, venous plexus.

They emerge chiefly from the median fissures of the medulla spinalis and are largest in the lumbar region.

In this plexus there are: They end in the intervertebral veins.

Near the base of the skull they unite, and form two or three small trunks, which communicate with the vertebral veins, and then end in the inferior cerebellar veins, or in the inferior petrosal sinuses.

This article incorporates text in the public domain from page 669 of the 20th edition of Gray's Anatomy (1918)