论文部分内容阅读
由阻生牙引起邻牙龋病在临床上比较受重视，而发生牙根损害却常被忽略，牙根损害主要表现为牙根吸收和牙周膜损害。本文通过对４９例阻生牙的根尖周Ｘ线照片观察，了解邻近牙牙根损害情况。１ 一般资料从口腔科门诊阻生牙病人中随机观察４９例阻生牙根尖周牙片。在４９例...
Orthodontic dental caries caused by the impacted teeth are more and more clinically valued, while the occurrence of tooth root damage is often neglected. The root damage is mainly manifested as root resorption and periodontal ligament damage. In this paper, 49 cases of impacted teeth periapical X-ray photographs to understand the adjacent tooth root damage. 1 General Information Randomly observe 49 cases of periapical periodontal root periaptal teeth from stomatology clinics. In 49 cases ...