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牙急性损伤

牙急性损伤. 西安交大医学院 侯铁舟 Tel 02988088507. 牙震荡 Concussion of teeth 牙周膜的轻度损伤、通常不伴有牙体组织的缺损 病因 临床表现 1 牙周膜损伤 2 牙髓损伤 治疗: 休息 1~2w 密切观察牙髓活力( 1y ) 1mo 3mo 6mo 12mo. 牙脱位 dislocation of the teeth 病因 分类 临床表现 并发症: 牙髓坏死( 52% ,嵌入性脱位 96% )

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牙急性损伤

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  1. 牙急性损伤 西安交大医学院 侯铁舟 Tel 02988088507

  2. 牙震荡Concussion of teeth 牙周膜的轻度损伤、通常不伴有牙体组织的缺损 病因 临床表现 1 牙周膜损伤 2 牙髓损伤 治疗: 休息1~2w 密切观察牙髓活力(1y)1mo 3mo 6mo 12mo

  3. 牙脱位 dislocation of the teeth 病因 分类 临床表现 并发症: 牙髓坏死(52%,嵌入性脱位96%) 髓腔变窄或消失(20%~25%) 牙根外吸收(伤后2mo开始出现) 边缘性牙槽突吸收

  4. 治疗:保存患牙 1部分脱位牙:固定4w,3 6 12mo复查 2 嵌入性脱位牙 3 完全脱位牙 保存 复位

  5. 牙再植后的愈合方式 牙周膜愈合 骨性粘连 炎性吸收

  6. 牙折 fracture of teeth 病因 临床表现 分型

  7. crown fracture

  8. root fracture

  9. 治疗 冠折 根折 冠根联合折

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