恒牙

Conclusion The deciduous lower front fused teeth can influence the succedaneous fixed teeth and secondary dentition.

结论乳下前融合对继承恒及恒列均有影响。

Methods Apexification treatment with calvital and infectious control was applied to 28 immature permanent teeth from 24 patients with pulpitis or periapical periodontitis.

采用控制感染加钙维他药尖诱导成形术治疗24例28颗尖尚未发育完成并有髓炎或尖周炎年轻恒。