RESULTS The CTfeathures of ossifying fibroma inparanasal sinus were similar torotundity or unregular single high density lump in sinus, partarea of low density, integrity bone involucrum around it.

结果鼻窦化纤维瘤的CT表为鼻窦内单发类圆形或不规则高密度肿块,部分区域可见低密度影,出完包壳,呈膨胀生长,组织受压变形但分界清楚。