化牙骨质纤维瘤是颌骨少见肿瘤,8年来在同一家族中发现4例患者。该病的家族性尚未见有报道,现报告如下。病例报告例1 臧××,男,30岁,住院号3869。左下颌骨无痛性肿胀2年,渐大。检查:面部不对称,左下颌骨体部明显膨隆,皮肤正常,开口度和开口 Cemented bone fibroma is a rare tumor of the jaw. Four patients were found in the same family for 8 years. The familial nature of the disease has not yet been reported. The report is as follows. Case report 1 臧××, male, 30 years old, hospital number 3869. Painless swelling of the left mandible for 2 years, increasing. Check: Facial asymmetry, bulging left maxilla body, normal skin, opening degree and opening