非颔骨的骨化性纤维瘤极为少见。我们教研室自1975年至1982年七年间的59395例活检例中仅见10例。关于本组肿瘤的病理学及X线的特点,国外报道不多,国内仅见个别专题报道,现将我们的10例报道如下。材料和方法10例患者均为我校附属一院骨科住院 Non-sacral ossifying fibroids are rare. Of the 59,395 biopsy cases in our teaching and research office from 1975 to 1982, only 10 cases were seen. With regard to the pathology and X-ray features of this group of tumors, there are only few reports from abroad, but only a few special reports were reported in the country. We now report 10 of our reports below. Materials and Methods 10 patients were hospitalized in our hospital.