We call this pulpitis, although there are different strains of this.

我们称之为牙髓炎， 尽管它有种类。

This can lead to irreversible pulpitis or pulpal necrosis, whicheventually constitutes a threat to tooth maintenance, oral mastication, and facial esthetics.

这可能导致可牙髓炎或牙髓坏死, 最终对牙齿维护、口腔咀嚼和面部美学构成威胁。