巨大畸形融合牙１例李才友畸形融合牙中，以乳牙较为常见，下颌第三恒磨牙见有个别报道，而发生于上颌第三恒牙与远中额外牙畸形融合者较为罕见，现将临床遇见的１例报道如下。男２０岁，因右上后牙区反复肿胀、疼痛来就诊。查：颜面对称，张口正常，颊侧移位，远中探之有... Large deformity fusion teeth in 1 case Li Caiyou deformity fusion teeth, with deciduous teeth are more common, mandibular third permanent molars see a few reports, but occurred in the maxillary third permanent teeth and the distal extra dental malformation fusion is rare, clinical encounter now 1 case reported as follows. Male 20 years old, due to repeated swelling of the upper right posterior teeth area, pain to treatment. Check: facial symmetry, normal mouth, buccal shift, far in the exploration of the ...