Conclusions At present the tabes dorsalis should be involved in the differentiation diagnosis for the deceases with the lesions of posterior roots dorsal columns and peripheral nerve . It is important for patients with age 40 ~ 60 years or whose nerve conduction velocity is normal .

结论目前对于 定位于 脊髓（ 尤其 是 腰 髓）后根、后索以及周围神经病变的患者，尤其是年龄40～60岁、电生理 检查神经传导速度正常者，需要注意鉴别 脊髓 痨。

Methods We studied the clinical and laboratory data of 3 patients with tabes dorsalis retrospectively who were misdiagnosed during the last 3 years in / out hospital and the relevant literatures in the last 3 years were reviewed .

方法结合文献报道病例，回顾性分析近3年在我院及院外误诊的3例 脊髓 痨患者的临床与实验室资料。

Results : Among the 7 cases there are 4 cases of meningovascular syphilis 1 case of general paresis 1 case of meningeal syphilis 1 case of tabes dorsalis .

结果：7例患者中，脑膜血管型梅毒4例， 脊髓 痨1例，麻痹性痴呆1例，脑膜梅毒1例。