Teeth with chroniccaries will tend to be darker in color because the edges of the cavities become stained from normal eating and drinking.
牙齿慢性龋将趋于较深的颜色，因为边缘龋洞被正常吃的食物所染色。
2
The results point out: chronic dental pulpitis, with long-term symptoms, caused by deep caries, though do not perforate into pulps, there may be many living bacteria in their pulp tissues.
结果提示：深龋引起的长期有症状的慢性牙髓炎，尽管未穿髓，牙髓组织中，仍可有大量活细菌长期存在。
3
Results: Coronal pulp tissue of 77.8% of deciduous teeth with deep caries showed chronic inflammation to various degree or chronic pulpitis with acute attack.