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异位牙常见于两邻牙间的换位,对侧迁徙则较为罕见.我们于1985年1月见到一例对侧迁徙异位牙患者,现报告如下: 陈××.女,31岁,工人.主诉:右下前牙重叠排列,有碍美观,要求拔除。检查:3迁徙于4舌侧,牙冠完全萌出,松((?))、叩((?))、24有1mm间隙.口内无其它异位牙及多生牙.X线片示:3的长轴与43平行,根尖及牙槽骨无吸收,24区未见埋伏牙.诊断:3对侧迁徙异位牙.处理:2%
Ectopic teeth are common in the transposition of the two adjacent teeth, contralateral migration is relatively rare.We met in January 1985 a case of contralateral migratory ectopic patients, are as follows: Chen × ×. Female, 31 years old, Workers. Complaints: the lower right anterior teeth overlapping arrangement, hinder the appearance, requiring removal. Check: 3 migrate to the lingual side of 4, full of eruption of the crown, loose ((?)), Knock ((?)), 24 1mm gap. Of the long axis and parallel to 43, apical and alveolar bone no absorption, no ambush in 24 areas of the tooth. Diagnosis: 3 contralateral migratory heterotopic teeth Treatment: 2%