Sciatica Leg Pain Forum

How to Read a MRI of a Lumbar Herniated Disc Lower Back Pain Colorado Spine Surgeon

we're going to look now at a lumbar spine MRI of a patient that has a disc herniation and again we see the side view spinal cordending here nerve roots coming out and the white being cerebral spinal fluidthe water these are the vertebra these are the discs the L one two

two three and three four discs arenormal the white on the inside the jelly is full of water the dark plies in thetire normal here at the four five level there is adegenerative disk you don't see the normal white of a normal disc and you see asmall tear in the back of the disc right there at the five one level it looks somewhat like the four fivelevel as it's dark in the disc but you can see a complete rupture atthe back of the disc

and a disc herniation here which isfilling up the spinal canal this is a typical disc herniation you can look at it now from the topdown view and will come down to the five one levelno better yet we will start at three four here and here is thatjelly filled donut the normal jelly on the inside the donut on the outside the sack ofnerves here all of these black dots are

the nerve roots the back of the disc isflat to concave this is normal we come down from that level to the fourfive level and here is a small tear in the back of the disc this is called anannular tear but the nerves behind that tear are not compressed therefore this patient shouldn't haveany nerve pain from this tear we come down to the five one level and here we see a massive herniated disc

you can see on the right side the nervein some of the nerves in the right side are free and open on the left side you'll see that this herniation is compressing the roots here and thispatient has significant left leg pain this is theview of the disc herniation at that level.

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