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临床上过小牙较多见,有关报道也较多,但多为形态变异的多生牙。而我科遇到一例上颌多生过小牙形态及结构与正常牙相同确是极少见,故作介绍如下:患者潘××,女,70岁,于1986年6月27日来我科就诊,要求充填斗。口腔检查除缺失外,其余牙均在,斗远中邻面二度龋齿,之间唇侧龈部可见一质地坚硬之突起物,似多生牙的牙尖部分。此牙约半粒米大小,松动一度。征得患者同意后局麻下拔除其多生畸形牙。畸形牙拔出后,见其牙冠,牙颈及牙根部均齐全。牙冠部外表形状甚似尖牙,而且畸形牙之外形符合正常牙形态,即有唇侧面,舌侧面,近中面,远中面及切
Clinically small teeth are more common, the reports are more, but mostly deformed multi-tooth. And our department encountered a case of maxillary polygous small teeth morphology and structure is the same with normal teeth is indeed very rare, so as follows: Pat × ×, female, 70 years old, in June 27, 1986 to my department Visit, request filling bucket. In addition to oral examination of the missing, the remaining teeth are in the bucket, the surface adjacent to the second degree of dental caries, between the labial gingival visible a hard protuberance, like a toothbrush part of many teeth. This tooth about half a meter in size, loose once. After obtaining the consent of patients under local anesthesia to remove their multiple birth deformity teeth. Teeth extraction, see the crown, teeth and roots are complete. The shape of the crown resembles the fangs, and the shape of the deformity tooth conforms to the normal shape of the tooth, that is, there are the labial, lingual, mesial, distal, and cut