Objective To study the effect of axial and coronal of CT scan on finding nasopharyngeal carcinoma(NPC) in the skull base and internus erosion.

• 目的探讨轴扫结合冠扫对发现鼻咽癌(NPC)颅底及颅内早期受侵的价值。方法回顾分析175例颅底受侵的NPC轴扫及冠扫的CT表现。