误诊为腰椎间盘突出症的椎管内肿瘤

目的：椎管内肿瘤易与腰椎间盘突出症相混淆，探讨主要探讨其鉴别要点。方法：回顾分析４１６例下腰痛病人，对初诊为腰椎间盘突出症，以后确诊为椎管内肿瘤的共６例的临床症状，体征和图像分析。结果：本组病例误诊率约为１．４４％。所有病例均有不同程度的夜间痛，症状和体征平面与影像检查平面不一致。结论；正确诊断强调病史，体验和影像学检查的三结合，对有怀疑者应给予行胸腰段的ＭＲＩ检查或脊碘造影，以排除椎管内肿瘤。

Misdiagnosis of lumbar spinal cord tumor as lumbar disc herniation

Objectives:Spinal cord tumor is easily confused with lumbar disc herniation.The article is to study the key point for differentiation of these two diseases. Methods: 416 patients with low back pain were analyzed retrospectively.Among them,6 cases,who were diagnosed as lumbar disc herniation initially, were finally confirmed it as the spinal cord tumor.The clinical presentations,signs and photography in the 6 cases were studied.Results: The misdiagnosis rate in our cases is about 1.44%.In all of 6 cases,there were evening pains .In addition,the clinical presentations and examinations were not paralleled with the finding in the photos. Conclusion: Correct diagnosis is depended on the combination of clinical presentation,examination and photography.If there is any doubt, MRI or myelography should be done in thoracolumbar level to eliminate the spinal cord tumor.