牙根面龋是老年人常见的口腔疾病，是指发生在釉牙骨质界下牙根部的龋坏。随着人口老龄化的发展，前来口腔科就诊的根面龋患者越来越多。作者近年来共诊治６２例患者的８９颗牙齿的根面龋，现分析总结如下。１　临床资料１．１　一般资料：病例选自１９９５～１９９７年１０月 Dental root caries is a common oral disease in the elderly, refers to the occurrence of enamel cementum in the lower root caries. As the population ages, more and more root caries come to dentists. In recent years, the author of a total of 62 patients with dental root caries of 89 teeth, the analysis is summarized as follows. 1 Clinical data 1.1 General Information: The cases selected from 1995 to 1997 October