齿；骨疡；骨溃疡齿，蛀牙Objective: To evaluate the diagnostic efficacy of the bitewing radiograph(BWR),clinic examination(CE) and laser fluorescence examination (LF) for detection of initial posterior approximal caries .
体外评价比较平行投
牙合翼片(BWR)、激光荧光法(LF)和模拟临床检查(CE)等3种诊断方法对早期邻
诊断水平。
Results A two-year follow-up revealed there occurred butment caries,luxated butment,and overlain residual root gingivitis,even on the rise,while the alveolar ridge showed no uneven absorption.
结果基牙根、基牙松动、覆盖残根牙龈炎发生随时间呈递增趋势,而牙槽嵴则无不均匀吸收。
Conclusions:Light cure pit and fissure sealant technique can be used to treat pit and fissure caries after the cariated dentin has been cleared up.
在彻底清除坏牙体组织后用光固化窝沟封闭术可以做为磨牙牙 合窝沟预防治疗方法之一。
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