临床上前牙倒生少见,我科1986年2月收治一例左侧切牙倒生伴囊肿形成病例,特报告如下. 李某某,男,16岁,武进县人,学生,住院号23687. 左上前牙区反复肿痛一年就诊. 体检:一般情况良好.专科检查:2倒生,根外露于牙槽嵴顶粘膜面上约0.7cm与1切缘,3牙尖连线的平面平齐,颇似一变异的锥 Clinically, anterior adventitial rare, my department in February 1986 admitted to a case of left incisors with cysts formed case, special report is as follows.Lee Moumou, male, 16 years old, Wujin County, student, hospital number 23687.. The left upper anterior teeth area repeated swelling and pain for one year treatment. Physical examination: the general condition is good .Experimental examination: 2 inverted, root exposed in the alveolar crest mucosal surface about 0.7cm and 1 cut edge, 3 cusp line plane Qi, quite a variation of the cone