Objective: To analysis the pathogenic mechanism, clinical manifestation and conservative treatment of ossification of protruded lumbar intervertebral disc (OPLID).

目的：探讨骨化型腰椎间盘突出症的发病机理、临床表现、治疗机理和疗效。

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At the layer of adjacent vertebral body, the intervertebral disc protruded at reversed direction.

于相邻椎体层面，椎间盘呈相反方向突出椎体边缘；

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Removal of protruded intervertebral disc inthe lumbar region by microsurgery is a new surgical technique.

显微腰椎间切除术是腰椎间盘突出的外科治疗中的一种新方法。

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