HomeCasesToothpaste sign - extruded intervertebral disc
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MRIMusculoskeletalConfirmedFRCR 2B

Toothpaste sign - extruded intervertebral disc

120 views545y Unknown10/9/2026

Back pain radiating into the right leg with sensory deficit.

  • 1L5/S1 disc extrusion, in a right para-central position, which is extending cranially
  • 2The thecal sac is significantly effaced, with impingement on the descending S1 nerve root.All of the lumbar discs with the exception of L1/L2 are dehydrated.