What Is the Thecal Sac?

Answer

Thecal sac or the lumbar cistern is the space below the termination of the spinal cord covered by dura and arachnoid mater. Sometimes this space dislocates the nerve roots of the cauda equine when it gets decompressed.
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1 Additional Answer
Ask.com Answer for: what is the thecal sac
The thecal sac, or dural sac, is a membranous sac that encases the spinal cord within the bony structure of the vetebral column.
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