牙隐裂(cracked tooth/incompletely fractured tooth)是由于牙体硬组织出现细微裂纹引起的非龋性疾病,发病率较高,常由于早期临床症状不明显而被忽略,最终可累及牙髓引发牙髓炎甚至牙齿完全折裂,因此成为导致牙齿缺失的第三大因素[1]。尽早诊断和完善的综合治疗是减少牙隐裂所致牙齿缺失的有效手段,作者对近几年在我科就诊的早期牙隐裂患者经综合治疗后 The cracked tooth (incompletely fractured tooth) is a non-carious disease caused by microcracking of the hard tissue of the tooth. The incidence is high and is often neglected due to the obscure clinical manifestations of the early stage. Finally, it can affect the pulp-initiating tooth Myelitis and even complete fracture of teeth, it has become the third largest cause of tooth loss [1]. Early diagnosis and improvement of comprehensive treatment is to reduce tooth defects caused by an effective means of tooth loss, the author in recent years in our department for early treatment of patients with occult fractures after comprehensive treatment