Tooth,Impacted
《英文msh词典》Tooth,Impacted
[主题词] Tooth,Impacted
[入口词] Teeth,Impacted
[入口词] Impacted Teeth
[入口词] Impacted Tooth
[中文释义] 牙,阻生
[英文释义] A tooth that is prevented from erupting by a physical barrier,usually other teeth. Impaction may also result from orientation of the tooth in an other than vertical position in the periodontal structures.