...nal disc disruption）椎间盘内破裂，DDD（degenerative disc disease）退变性椎间盘病，节段性不稳定（segmental instability）或者椎间盘突出（disc herniation）。
基于20个网页-相关网页
方法：本组采用3种PLIF手术治疗腰椎节段性不稳定患者72例，共82个节段。
Method: 72 cases (82 segments) with lumbar segmental instability were treated by PLIF with 3 kinds of interbody fusion techniques.
现阶段一般的看法是椎间盘变性导致了失状位的节段性不稳定，有可能导致退行性椎体滑移。
The general belief today is that disc degeneration leads to segmental instability in the sagittal plane and may result in DS.
退行性椎体滑移是腰椎活动节段长时间节段间不稳定的结果。
Degenerative spondylolisthesis is the result of longstanding intersegmental instability at the lumbar motion segment.
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