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What is the ventral sac?

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Anonymous

12y ago
Updated: 2/25/2023

The Ventral Thecal Sac encloses the spinal cord and the nerve endings of the lumbar regions thecal sac (cauda equina) and serves as a protection for both and for the entire lumbar spinal region. The ventral thecal sac contains cerebral spinal fluid and it also serves as a buffer for the cauda equina.

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Angela Veum

Lvl 13
2y ago

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What is compression of the dural sac?

What is compression of the ventral dural sac?


What can be done for osteophyte complex with slight impression on ventral thecal sac?

What can be done for osteophyte complex with slight impressio on ventral thecal sac


What is effaces the ventral thecal sac?

It is where the nerves go and spinal fluid is and protects spinal cord


What is impression on the ventral thecal sac mean?

The Ventral Thecal Sac encloses the spinal cord and the nerve endings of the lumbar regions thecal sac (cauda equina) and serves as a protection for both and for the entire lumbar spinal region. The ventral thecal sac contains cerebral spinal fluid and it also serves as a buffer for the cauda equina.


What is disc bulge with disc indenting the ventral thecal sac?

Spinal cord is covered by 3 layers and between it's 2 layer there is fluid know as csf. The spinal cord along with it's 3 layers is known as thecal sac. The above thing is a MRI finding in which the disc is just indenting the thecal sac without any compression of the neural elements. This is a insignificant finding and patient should not have any symptoms. The ventral side means the front side and the dorsal side means the back side.


What is disc osteophyte complex with flattening of the ventral thecal sac?

You have a bone spur on the vertebrae that is protruding towards the front of your body and putting pressure on the sac of cerebrospinal fluid that encircles the brain and spinal cord.


What does effacement of the left ventral thecal sac and possible minmal flattening of left central cervical spinal cord at c5-c6 Left framinal stenosis particularly proximal at this level mean?

Ventral means in front. Thecal sac means the sac that contain the spinal cord and cerebro spinal fluid. Effacement of the ventral thecal sac means pressure is upon the front of the sac (producing a flattening effect) most likely from a disc protrusion. Foramen means hole (where the nerve comes out of from the spinal cord). Stenosis means narrowing (usually from bony degeneration or disc herniation/protrusion/or bulge). Left foraminal stenosis means narrowing of the passageway where the nerve comes through.


Minimal impression in the ventral aspect of the cal sac?

A minimal impression in the ventral aspect of the cal sac typically indicates a slight indentation or alteration in the shape of the cal sac, which may not be clinically significant. This finding could be related to anatomical variations, benign processes, or minor trauma. Further evaluation may be necessary if associated symptoms are present or if the impression changes over time. However, in isolation, it may not warrant concern.


What does moderate ventral defect on the sac and most pronounced centrally which abuts the central aspect of the cord and likely flattens the ventral aspect of the cord?

Sounds to me like a presentation of a tethered cord, which is often due to spina bifida or chiari defect.


What is prognosis of a mild effacement of ventral thecal sac without significant spinal canal stenosis.?

mild disfuse disc bulging with subtle 72 hyperintense signal


What does very mild ventral encroachment on thecal sac mean?

Very mild ventral encroachment on the thecal sac refers to a slight narrowing or pressure on the thecal sac, which is the protective membrane surrounding the spinal cord and nerve roots. This condition may be caused by factors such as a bulging disc or bony growths. While "very mild" suggests that the encroachment is minimal, it could potentially lead to symptoms if it progresses or if there are other underlying issues. It's often monitored through imaging to assess any changes over time.


What is prominence of epidural fat ventral to the thecal sac?

The prominence of epidural fat ventral to the thecal sac refers to the amount of adipose tissue located in the epidural space, anterior to the thecal sac that encases the spinal cord and nerve roots. Increased prominence can indicate conditions such as obesity or certain pathological changes, potentially leading to compression of the spinal structures. It is important in imaging studies, as excessive epidural fat may affect surgical approaches, spinal stability, and nerve function. Moreover, variations in fat distribution can also influence the risk of complications during spinal procedures.