Jeevanandan Ganesh, Subramanian Emg, Muthu M S
Department of Pediatric Dentistry, Meenakshi Ammal Dental College, Chennai, India.
Indian J Dent Res. 2012 Jan-Feb;23(1):104-6. doi: 10.4103/0970-9290.99050.
Knowledge regarding the morphological variations in roots and root canals aids in successful dental treatment. However, literature regarding dysmorphology of roots in primary dentition is sparse. The purpose of this article is to present a case of bilateral primary mandibular first molars with an unusual morphology of single root. Review of literature regarding variations in root number in primary dentition has been discussed in this article. The etiology for occurrence of such variations has also been briefly reviewed.
了解牙根和根管的形态变异有助于成功进行牙科治疗。然而，关于乳牙牙根形态异常的文献却很稀少。本文旨在介绍一例双侧下颌第一乳磨牙单根形态异常的病例。本文还讨论了关于乳牙牙根数量变异的文献综述。同时也简要回顾了此类变异发生的病因。
