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双生牙是牙齿形态发育异常中的一种,它是在牙齿发育过程中,一个牙胚试图分开而形成,主要发生于前牙区,常见于乳牙列,恒牙列少见,本文报道1例左上颌第一前磨牙双生牙根管治疗病例。
Twin teeth is one of the morphological abnormalities in the tooth. It is a process in which a tooth germ is attempted to separate and form mainly in the anterior teeth area, common in the deciduous teeth and rare in the permanent teeth. One case of left Maxillary first premolar twin root canal treatment of cases.