text: MRI能清晰地观察各处椎体、椎间盘的髓核和纤维软骨环，以及其他附件、前后纵韧带等影像，可直接显示脊柱先天性畸形、椎间盘病变、椎管狭窄、脊柱炎性疾病（包括脊髓炎、硬膜外脓肿、蛛网膜炎以及类风湿性关节炎）、椎管肿瘤以及椎管内血管畸形，此外，MRI还应用于脊柱外伤的诊断。
entities.entity: MRI
entities.label: pro
entities.entity: 椎体
entities.label: bod
entities.entity: 椎间盘
entities.label: bod
entities.entity: 髓核
entities.label: bod
entities.entity: 纤维软骨环
entities.label: bod
entities.entity: 前后纵韧带
entities.label: bod
entities.entity: 脊柱先天性畸形
entities.label: dis
entities.entity: 椎间盘病变
entities.label: dis
entities.entity: 椎管狭窄
entities.label: dis
entities.entity: 脊柱炎性疾病
entities.label: dis
entities.entity: 椎管肿瘤
entities.label: dis