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第三磨牙是最易发生阻生的牙齿,与多种病变形成有关,临床上主要的治疗方法为拔除。虽然国际上对有症状第三磨牙的拔除已达成共识,但就无症状第三磨牙是否应当预防性拔除仍存在争议。循证医学要求医生对患者的诊断和治疗必须基于当前可得到的最佳临床研究证据,以保证患者得到当前最好的治疗效果。本文通过对近年来文献中关于第三磨牙拔除适应证、无症状第三磨牙可能发生的病变以及第三磨牙拔除风险等方面的内容进行综述,以便在处理无症状第三磨牙的决策制定中作出基于证据的合理选择。
The third molar is the most prone to impacted teeth, and a variety of lesions related to the main clinical treatment for the removal. Although there has been consensus on the removal of the third molars in the world, it remains controversial whether the third molars should be prevented from sexual withdrawal. Evidence-based medicine requires that physicians diagnose and treat patients based on the best available evidence of clinical research to ensure that patients receive the best current treatment. This review summarizes recent literature on the indications for removal of the third molars, possible lesions of the asymptomatic third molar, and the risk of third molars, in order to make decisions in the management of asymptomatic third molars Reasonable choice based on evidence.