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多生牙的好发部位是上颌切牙区,其次为上颌第四磨牙,上颌侧生磨牙(paramolar)、下颌前磨牙和上颌侧切牙,下颌前牙区多生牙罕见。下面报告1例下颌切牙区多生牙。患者,男,8岁,因替牙障碍、前牙咬合不好前来就诊。患者体健,数月前于外院拔除52、62。查体所见:混合牙列,11、21、31、41、32、42完全萌出,12、22
The predilection sites for polygons are the maxillary incisors, followed by the maxillary fourth molars, paramolar, mandibular premolars and maxillary lateral incisors, while the mandibular anterior teeth are rare. One case of mandibular incisors was reported below. Patient, male, 8 years old, due to tooth dysfunction, anterior occlusion is not good for treatment. Patient health, removed a few months ago in the outer court 52,62. Physical examination findings: mixed dentition, 11,21,31,41,32,42 completely erupted, 12,22