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Slice 6 of 17
Can you make the diagnosis?
Review the images, then reveal
MRIMusculoskeletalConfirmedFRCR 2B
Sequestered lumbar disc
Clinical Presentation
Worsening right sciatica for 2 weeks. Post void bladder scan of 212mLs, r/o CES.
- 1Diffuse L5/S1 right paracentral disc protrusion
- 2The disc partially fills the right lateral recess with effacement of the right side of the thecal sac
- 3Immediately caudal to the disc space in the right lateral recess is an 8 mm well-delineated focus of intermediate signal identical to the partially dehydrated L5/S1 disc, suggestive of sequestrated disc
- 4This combined with the disc protrusion is compressing the descending right S1 nerve root.Minor narrowing of the right exit foramen, but no L5 nerve root impingement.The remaining levels are normal
- 5T12/L1 conus
- 6No cauda equina impingement.