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A 50-year-old male patient with lumbar disc herniation at L4, 5 in group D
D 组患者，男，50 岁，L4、5 腰椎间盘突出症
a. 术前矢状面 MRI；b. 术前横截面 MRI；c. 术中椎间盘造影；d. 髓核摘除量；e. 术后即刻侧位 X 线片；f. 术后 1 年侧位 X 线片
a. Sagittal MRI before operation; b. Coronal MRI before operation; c. Lumbar discography; d. Volume of nucleus pulposus; e. Lateral X-ray film at immediate after operation; f. Lateral X-ray film at 1 year after operation
