Fig. 1From: Effect of time to first ambulation on recurrence after PELDThe patient was a 36-year-old female and had a protrusion in the posterior left portion of the L4/5 interverbral discs. a X-ray of anterior and posterior lumbar spine before operation. b Preoperative lateral X-ray of lumbar spine. c In the cross-section, CT revealed a protrusion in the posterior left portion of the L4/5 interverbral discs, which compressed the left L5 nerve root. d CT revealed a left L4/5 interverbral disc protrusion in the sagittal section. e MRI revealed a left L4/5 interverbral disc protrusion in the sagittal section. f In the cross-section, it revealed a protrusion in the posterior left portion of the L4/5 interverbral discs, which compressed the left L5 nerve root. g Placement of the working channel during the operation (anteroposterior film). h Placement of the working channel during the operation (lateral film). i The left L5 nerve root was exposed during the operationBack to article page