牙外伤是指外力(跌倒撞击交通事故等)对牙齿牙周组织英语Periodontium牙龈牙周膜英语Periodontal fiber牙槽骨)以及附近的软组织如唇、舌等造成的创伤。儿童更易发生牙外伤。[1][2][3]

参考文献

Wikiwand in your browser!

Seamless Wikipedia browsing. On steroids.

Every time you click a link to Wikipedia, Wiktionary or Wikiquote in your browser's search results, it will show the modern Wikiwand interface.

Wikiwand extension is a five stars, simple, with minimum permission required to keep your browsing private, safe and transparent.