阻生尖牙邻近切牙的根吸收组和无根吸收组尖牙的牙囊大小有无差别。
The extent and location with the root resorption of neighboring incisors were observed in the sequential transaxial views;
曲面体层片对上颌阻生尖牙邻近切牙根吸收诊断的灵敏度是43.8%，特异度是82.4%；
The sensitivity and specificity of diagnosing the incisors root resorption caused by impacted maxillary canines using PTG were 43.8%and 82.4%respectively.
方法选择103名上颌尖牙埋伏阻生患者，分为46名腭侧阻生组和57名唇侧阻生组。
Method 103 patients with impaction of maxillary canine were divided into two groups (buccal and palatal). 46patients were in palatal group and 57patients in buccal group.
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