Methods 21 cases of nasopharyneal angiofibroma are retrospectively analyzed according to the location, size, margin, density or signal of the tumor and the changes of surrounding bones.

• 方法回顾性分析21例鼻咽纤维血管瘤CT和MRI资料,对肿瘤的侵犯范围、大小、边界、密度或信号、周围骨质改变等进行观察分析。结果鼻咽部软组织肿块;大部分边界清楚;