组合型牙瘤１例辽河油田第一职工医院（１２４０１０）李兴春李爱杰男患，１７岁。左上颌乳尖牙未脱，恒尖牙未萌出，检查所见：３未萌出，２３粘膜下可触及。之间唇侧牙槽隆起畸形，触诊骨样硬，粘膜色泽正常。口内其余牙齿无缺失及错位。Ｘ光（ＲＶＧ）片示：２与３之间... One type of combined dental tumor was Liaohe Oilfield First Staff Hospital (124010). Li Xingchun Li Aijie was a male patient aged 17 years. The left maxillary papillary teeth did not come off, and the permanent canine did not erupt. The examination findings: 3 did not erupt, 23 could be touched under the mucous membrane. Between the alveolar uplift malformation, palpation of bone-like hard, normal mucosal color. The remaining teeth in the mouth were absent and misplaced. X-ray (RVG) film shows: Between 2 and 3...