颌骨化牙骨质纤维瘤的X线诊断（附七例报告）

Radiological Diagnosis of Cementifying Fibroma of the Jaw

分析了７例８个化牙骨质纤维瘤的Ｘ线征象。其特点为：（１）化牙骨质纤维瘤的瘤体内均有均匀散在的牙骨质样密度影，其形态可有沙粒状、米粒状和团块状；（２）肿瘤多呈单房分叶状；（３）肿瘤多伸入牙齿间的牙槽嵴，而牙根不受侵犯。

The radiological findings of 8 cementifying fibromas in 7 cases were analyzed.The radiological characteristics included:(1) scattered shadows of cement density in the tumor which might be sandy, granular or massive;(2)monolocular and lobulated appearance of the tumor;(3)frequent ex-tension of tumor into the alveolar crests while sparing the radix dentis.