Devasya Ashwin, Sarpangala Mythri
Department of Pedodontics and Preventive Dentistry, Kannur Dental College, Anjarakandy, Kannur, Kerala, India.
Department of Periodontology, Kannur Dental College, Anjarakandy, Kannur, Kerala, India.
J Forensic Dent Sci. 2016 Sep-Dec;8(3):164-166. doi: 10.4103/0975-1475.195123.
Microdontia is a term used to describe teeth which are smaller than normal. Peg-shaped teeth are type of microdontia, a developmental disturbances of teeth mainly due to congenital reasons. Most commonly affecting single teeth, that is maxillary lateral incisors. Incidence of peg shaped tooth in maxillary laterals are usually seen and reported. But in mandibular arch it is very rare. Present case, it affected all the incisors of mandibular arch and also the laterals of maxillary arch which is rarest of condition. This case report presents a non syndromic, peg shaped mandibular incisors in a 11 year old male patient.
小牙症是一个用于描述比正常牙齿小的牙齿的术语。钉状牙是小牙症的一种类型，是主要由于先天性原因导致的牙齿发育障碍。最常影响单个牙齿，即上颌侧切牙。上颌侧切牙出现钉状牙的发生率通常有相关观察和报道。但在下颌牙弓中则非常罕见。在本病例中，它影响了下颌牙弓的所有切牙以及上颌牙弓的侧切牙，这种情况极为罕见。本病例报告介绍了一名11岁男性患者的非综合征性钉状下颌切牙。
