鼻骨突出于面部正中，骨质菲薄，易受外伤发生骨折，一般仅需平片诊断。但小片骨折，尤其是单侧小片骨折且移位不显著者，鼻骨侧位和轴位片显示均不满意，ＣＴ横断位扫描又不如冠状位直观、准确，国内文献未见报道。现介绍如下。采用俯卧头后仰位或仰卧头低颈过伸位。先扫... Nasal bone prominent in the middle of the face, meager bone, vulnerable to traumatic fracture, usually only plain diagnosis. However, small fractures, especially unilateral small fractures and shift were not significant, nasal lateral and axial films were not satisfied, CT transverse scan and coronal less than visual, accurate, no reports of domestic literature. Now introduced as follows. Use prone position or supine head low neck extension position. First sweep ...