极外侧型腰椎间盘突出症诊治

目的对极外侧型腰椎间盘突出症的诊治进行分析，进一步提高对该病的认识。方法采用不同手术入路治疗12例极外侧型腰椎间盘突出症。结果3例出现延误诊断。12例均获得随访，优11例，良1例。结论极外侧型腰椎间盘突出症常累及同序数神经根，CT扫描是较好的检查手段；手术可选取不同的术式，单纯极外侧者以椎旁肌间隙为佳。缺乏系统认识是其延误诊断的主要原因。

Diagnosis and treatment of extreme lateral lumbar disc herniation

Objective To analyze the diagnosis and treatment of extreme lateral lumbar disc herniation in order to promoting the cognition of this disease. Methods 12 cases of extreme lateral lumbar disc herniation were operated through different operative methods. Results 3 cases got delayed diagnosis. All cases were followed up and the results were excellent in 11 cases and good in 1. Conclusions Extreme lateral lumbar disc herniation is mainly involved in the same ordinal nerve root. CT exam is a better method. There are several operation approaches can be selected. The paraspinal approach between multifidus and longissimus muscle should be recommended for simple extreme lateral lumbar disc herniation. The main cause of misdiagnosis is short of systemic cognition about this disease.