牙齿内漂白并发症的处理及预防策略

对于内源性因素引起的牙齿色泽改变，牙齿内漂白可以达到基本无损的治疗效果，但仍然伴有多种并发症如牙颈部外吸收、颜色复发、影响牙本质粘接、影响牙齿组织结构及性能、软组织损伤等。本文根据牙齿内漂白术后可能出现的问题，阐述了各种并发症可能的发生机制，进行有针对性地处理及预防，强调了牙齿内漂白过程中和治疗后的注意事项，旨在提示临床医生在操作过程中及治疗后随访时需要注意的细节，以减少牙齿内漂白后并发症的发生，降低其危害。

Management and prevention strategies for complications of internal bleaching

For changes in tooth shade caused by endogenous factors, internal tooth bleaching can achieve a basically non-destructive treatment effect, but it is still accompanied with several complications such as external cervical resorption, color relapse, affect bond strength to dentin, affect tooth structure and properties, and soft tissue injury, etc.. This article describes the possible mechanisms of various complications according to the problems that may occur after internal tooth bleaching, provides targeted treatment and prevention, and emphasizes the precautions to be taken during and after the treatment of internal tooth bleaching process, aiming to suggest details that clinicians need to pay attention to during the operation and follow-up after treatment in order to reduce the occurrence of complications and harm after internal tooth bleaching.