Methods: 28 cases with recrudescent intra-spinal canal tumors were analyzed, and the causes of recrudescence were predicated.
方法：对28例椎管内复发肿瘤进行临床回顾性分析，并推断其复发因素。
Objective To study retrospectively the clinical diagnosis and operative characterization of recurrent intra-spinal canal tumors.
目的研究复发椎管内肿瘤的临床诊断和手术治疗特点。
Objective To evaluate the magnetic resonance imaging (MRI) features characterizing embryonal tumors in the spinal canal.
目的评估椎管内胚胎性肿瘤的MRI特征。
Objective: To explore the causes of misdiagnosis, operative approaches and skills of the high cervical segment tumors in and out spinal canal and the choice of operative position.
目的：探讨高颈段椎管内外肿瘤误诊原因、手术入路选择及手术操作技巧。
Objective: To evaluate the usefulness of low-field MRI in diagnosing intradural extramedullary tumors in the spinal canal.
目的探讨低场强MRI对椎管内髓外硬膜下肿瘤的临床诊断价值。
Objective: To evaluate the usefulness of low-field MRI in diagnosing intradural extramedullary tumors in the spinal canal.
目的探讨低场强MRI对椎管内髓外硬膜下肿瘤的临床诊断价值。
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