乳牙釉质发育不全的组织学研究

被引:2
作者
郑树国
邓辉
高学军
曾采方
机构
[1] 北京医科大学口腔医学院
关键词
偏光显微镜; 显微放射照相; 釉质发育不全; 龋齿;
D O I
暂无
中图分类号
R788 [儿童口腔疾病];
学科分类号
100302 ;
摘要
本研究运用偏光显微镜和显微放射照相技术对发育不全乳牙的组织学特征进行分析,发现釉质发育不全乳牙的新生线表现为低矿化的窄带状,病损发生于生后釉质,病损底多与新生线相吻合,病损内可见不同程度的矿化不良区域。得出:釉质发育不全不仅有釉质量的减少,而且有质的改变。后者可能增加了釉质发育不全牙齿对龋的易感性。
引用
收藏
页码:85 / 87+160 +160
页数:4
相关论文
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