观察两组手术时间、出血量及术后病理情况。
Operation duration, bleeding volume and postoperative complications were compared between the two groups.
造成中风的病理情况，是脑细胞缺乏血液和氧气供应。
The pathological condition underlying cerebrovascular accident is a lack of blood and oxygen to the brain cells.
结论：诊断良性脊柱异常需要高度的怀疑那些容易误诊的病理情况。
Conclusion. A high index of suspicion is needed to identify this benign spinal anomaly that may be confused with many pathologic conditions.
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