Fig. 2
From: Effect of time to first ambulation on recurrence after PELD
The patient was a 75-year-old female (group E) and had a protrusion in the posterior right portion of the L4/5 interverbral discs. a MRI revealed a right L4/5 interverbral disc protrusion in the sagittal section. b In the cross-section, it revealed a protrusion in the posterior right portion of the L4/5 interverbral discs, which compressed the right L5 nerve root. c Three months after the operation, MRI revealed high signal in the L4/5 vertebral endplate area. d In the cross-section, it revealed the high signal intensity in the horizontal nerve root canal of the left L4/5 intervertebral disc