论文部分内容阅读
本文收集近蝶鞍原发性硬膜外肿瘤与肿瘤样病变44例,总结了此区硬膜外病变的CT特征:①无灶周水肿;②大多数有颅底骨质压迫或侵蚀改变;③半数以上病例可见强化的硬膜反折边缘。就有关病变的CT 诊断和鉴别诊断进行了讨论。
This collection of nearly sella primary epidural tumor and tumor-like lesions in 44 cases, summarizes the features of this area of the epidural lesions of CT features: ① no focal edema; ② most of the skull base bone oppression or erosion changes; More than half of the cases showed enhanced edge of the dural fold. CT diagnosis and differential diagnosis of lesions were discussed.