上颌多生牙１例王钟慧韩增伟患者女性，３２岁，右上颌切牙自乳牙脱落后一直未萌，要求修复间隙。检查见１１缺失，间隙７ｍｍ，唇侧轻度骨性隆起，无乒乓球样感；Ｘ线片示该区牙槽骨内有一团密度高低不一的不规则影象，未见牙胚。治疗：局麻下切开１１区唇侧粘骨膜，翻办... One case of maxillary multiple births Wang Zhonghui Han Zengwei female patients, 32 years old, the right maxillary incisors have not sprouted since deciduous teeth, requiring repair of the gap. Check to see the 11 missing, the gap 7mm, mild lumbar labial swelling, no ping pong ball-like; X-ray film showed a group of alveolar bone density irregularities in the irregular image, no tooth germ. Treatment: 11 under the local anesthesia to open the labial mucosa, turn over ...