不规则性

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.

结果鼻窦骨化纤维瘤的CT鼻窦内单发圆形或不规则高密度肿块,部区域可见低密度影,其周边出完整骨包壳,呈膨胀生长,周边组织受压变形但界清楚。