多生牙是指牙齿数目多于人体生理牙数的牙齿发育异常,多见于上颌前牙区,约占98.24%,磨牙区多生牙临床上较为少见,而同侧上下颌磨牙区出现多生牙的情况非常罕见。我院临床工作中收诊右侧上下颌磨牙区多生牙1例,现报道如下。患者,李某,男,24岁。因右上第三磨牙咀嚼时食物嵌塞就诊。口腔检查:全口可见34颗牙齿,18、48垂直位,48仅近中牙冠暴露于口内;17和18接触面颊侧、46和47接触面舌侧见两颗 More teeth is the number of teeth more than the number of human teeth physical development of the tooth abnormalities, more common in the maxillary anterior teeth area, accounting for about 98.24%, molars more clinically rare teeth, and ipsilateral maxillary and mandibular molars appear multiple Tooth situation is very rare. Clinical treatment of our hospital on the right side of the maxillary mandibular molars in 1 case, are reported below. Patient, Lee, male, 24 years old. Because of the right upper third molar chewing food impaction treatment. Oral examination: 34 teeth can be seen in full mouth, 18,48 vertical position, 48 only near the crown in the mouth exposed; 17 and 18 contact the buccal side, 46 and 47 contact surface of the tongue see two