spinal canal stenosis

例句：

1. 1.The patient had a spinal canal stenosis that required surgery.
   患者患有脊柱管狭窄，需要进行手术治疗。
2. 2. This condition is often associated with spinal canal stenosis.
   这种状况常与脊柱管狭窄有关。
3. 3.Treatment for spinal canal stenosis typically involves surgery to remove the blockage.
   治疗脊柱管狭窄通常需要手术来移除阻塞物。