Mehods In the neck of tooth odontotolomy and resinfying therapy were applied to treat secondary pulpitis of bicuspid with neck lesion .
方法牙颈部开髓塑化治疗双尖牙颈部损伤并发牙髓炎。
Objective: To study the tooth size correlation between permanent cuspid and bicuspid group and other teeth groups in malocclusion.
目的：研究错牙合、正常牙合的尖牙、双尖牙组与其它组牙的相关性，为尖牙、双尖牙组的预测提供科学依据。
Conclusion: Predicting the tooth size of cuspid and bicuspid group in malocclusion can't simply follow the law of normal occlusion.
结论：临床上对错尖牙、双尖牙组的预测不能简单等同于正常。
Conclusion: Predicting the tooth size of cuspid and bicuspid group in malocclusion can't simply follow the law of normal occlusion.
结论：临床上对错尖牙、双尖牙组的预测不能简单等同于正常。
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