It means a piece of your disk has broken off completely form the rest of the disk, and it is pressing on a nerve root that branches off from your spinal cord.
The dural sac covers the spine. Typical causes of dural sac impingement typically include bulging discs, herniated discs, or osteophytes. These conditions can also affect the spinal cord.
dural folds
What is compression of the ventral dural sac?
The dural venous sinus that contains arachnoid granulations is superior saggital sinus.
Flattening of the Dural sac is something that can be observed in patients who suffer from muscular atrophy of distal upper extremities. This means the Dural sac that encloses the spine is restricted and could cause many different things.
to touch the spine
Sub dural or extra dural haematoma
Dural Sinuses
S3
The dural fold that projects into the longitudinal fissure between cerebral hemispheres is called the FALX CEREBRI.
In most cases, dural ectasia occurs in the lower spine, producing low back ache, a burning feeling, or numbness or weakness in the legs.
Dural and Kenthurst.