Dental trauma may happen to a single tooth or more. Avulsion was most like to accompany with other traumatic teeth. Crown fracture was also like to involve more than one tooth.
牙创伤可以在单颗牙齿发生也可累及多颗牙，牙脱出最容易累及多颗牙，冠折也常累及多颗牙。
Since pulp injuries are reported in tooth fracture, displacement and avulsion, it is commonly thought that pulp injuries were involved in almost every type of dental injuries.
牙髓组织损伤可存在于牙齿折断、牙齿移位和牙齿全脱臼。
Since pulp injuries are reported in tooth fracture, displacement and avulsion, it is commonly thought that pulp injuries were involved in almost every type of dental injuries.
牙髓组织损伤可存在于牙齿折断、牙齿移位和牙齿全脱臼。
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