Objective To explore the value of endocranium enlarged-duraplasty in neurosurgical operations.

目的探讨硬脑膜扩大成形术在神经外科手术中的应用价值。

Objective: To improve CT diagnosis and differential diagnosis of single tumor invasion and metastasis of endocranium.

目的：提高对硬脑膜单发肿瘤浸润和转移的CT诊断及鉴别诊断。