https://www.proz.com/kudoz/english/medical-general/7108600-disc-bar.html
Dec 30, 2022 22:14
1 yr ago
51 viewers *
English term

disc bar

English Medical Medical (general)
There is reversal of the normal lordosis with multilevel degenerative changes throughout the cervical spine with posterior disc bars and annular tears
At C2-3 there is a minimal posterior disc bar indenting the thecal sac with no compression.
At C3-4 there is a further posterior disc bar indenting the thecal sac and causing narrowing of both exit canals and just abutting both C4 nerve root.
At C4-5 there is a posterior disc bar with a left sided protrusion causing compression of the left exiting C5 nerve and left foraminal narrowing .

Is it just intervertebral disc or does it denote disc osteophytes?

Thank you for your help

Discussion

philgoddard Dec 30, 2022:
This German question says "degenerative alteration to the discs":
http://www.proz.com/kudoz/english-to-german/medical-general/...

Responses

2 days 8 hrs

Disc osteophytes bars

It is a term use in radiology semiology meaning: a small abnormal bony (osteophytes) outgrowth found on the cervical spine bone on Magnetic resonance imaging.
Example sentence:

Disc osteophyte bar is the development of osteophytes (bone spurs) affecting more than one intervertebral disk of the cervical spine.

Peer comment(s):

neutral writeaway : as already posted days earlier in a reference comment below.
6 hrs
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Reference comments

14 hrs
Reference:

Thecal sac

The thecal sac or dural sac is the membranous sheath (theca) or tube of dura mater that surrounds the spinal cord and the cauda equina.
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2 hrs
Reference:

Disc osteophyte bars?

Disc osteophyte complex (also known as disc osteophyte bar) is a term used on MRI of the cervical spine to denote the presence of disc protrusion and/or marginal endplate osteophytes resulting in narrowing of the cervical canal. The term was introduced early in the practice of MRI as distinguishing between disc and osteophyte can be difficult or impossible on T2 weighted images.

https://radiopaedia.org/articles/disc-osteophyte-complex#:~:...

Osteophytes and Disc Osteophyte Bars
Osteophytes are dense outgrowths of bone and are another example of degenerative changes in the spine. They tend to grow from the edges of vertebral bodies where the discs attach to the vertebrae (Fig. 5). When combined with a degenerative intervertebral disc they are known as disc osteophyte bars. They grow backwards towards the spinal cord and nerve roots, and they can also encroach on the interverebral foramen, the channels at sides of the spine through which the nerves enter and leave the spinal canal. They can compress both the spinal cord and nerve roots, causing sciatica and brachialgia, and in severe cases, spinal cord damage.

https://www.totalhealth.co.uk/clinical-experts/dr-nigel-kell...

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Note added at 16 hrs (2022-12-31 14:49:17 GMT)
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For example, upon cutting away a bone spur which is a mixture of calcific and soft tissue along the margins of a disc bar,

https://patents.google.com/patent/US4944744

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Note added at 20 hrs (2022-12-31 18:40:15 GMT)
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Diagram B on page 51 of the following references shows a disc bar.

https://books.google.es/books?id=rqYsBAAAQBAJ&pg=PA51&lpg=PA...
Peer comments on this reference comment:

agree Julio Carrero
1 hr
Thank you, Julio :-) Happy New Year!
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