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例1:患者曾××,女,28岁,工人。因左下后牙区常痛,来本科就诊。检查:8前倾阻生,78牙龈充血,盲袋约4mm,经X线摄片8根融合,紧贴8近中根部显示圆锥形密度较高、边界清楚的阴影,疑多生异常牙可能,收住入院。治疗:手术与常规阻生齿拔除一致。临床所见该牙呈卵圆形,无根,冠部釉质少量崩裂,直径为1～1.2cm,经检查,外层为釉质,内层为牙质及牙髓腔的异常
Example 1: The patient had × ×, female, 28 years old, worker. Due to the lower left posterior teeth area often pain, to undergraduate treatment. Check: 8 anterior obstruction, 78 gingival congestion, blind bag about 4mm, 8 radiographs fusion, close to 8 near the root of the cone shows a higher density, the shadow of a clear boundary, suspected abnormalities may be unusual teeth , Admitted to hospital. Treatment: surgery and conventional impacted tooth removal consistent. The clinical findings of the oval oval, no root, crown a small amount of enamel cracking diameter of 1 ~ 1.2cm, after examination, the outer enamel, the inner layer of the dentin and pulp cavity abnormalities