骨软骨瘤好发于四肢长骨的干骺端,而发生在寰椎椎板并向椎管内生长压迫脊髓非常罕见,我们遇到1例,现报告如下。病史摘要:男,16岁,渐进性双下肢无力3个月,大小便正常。查体:脊柱正常生理弯曲,各棘突及棘突旁无压痛及叩击痛,双上肢肌力及肌张力正常。自颈部以下痛、温觉及触觉迟 Osteochondroma occurs in the metaphysis of the long bones of extremities, but occurs in the lamina of atlas and spinal cord compression spinal cord growth is very rare, we encountered 1 case, are as follows. History Summary: Male, 16 years old, progressive weakness in both lower extremities 3 months, normal urine. Physical examination: normal physiological curvature of the spine, the spinous process and the spinous process without tenderness and percussion pain, upper limb muscle strength and muscle tone normal. Since the neck pain, warm feeling and touch late