ty -jour a2 -jeng,jiiang H. au -yoon,hyunjung au -song,minju py -2021 da -2021/01/11 ti-长期保留脱离的上颌切牙和替换根部接收:-UP SP -8872859 VL -2021 AB-该病例报告的目的是介绍一例长期保留撕裂的上颌上切牙,并在一个15岁的男孩中使用外部替换根部吸收。将侵蚀性的牙齿(#11、21和22)在干燥条件下储存40分钟,并重新种植。两周后开始牙髓治疗,并在3.5个月后去除非肌夹板。牙齿补充后一年,在射线照相上检测到替换根吸收。在接下来的9年中,吸收速度缓慢,但牙齿的保持不利,对审美外观没有任何不利影响。在干燥的储存条件下,预期替换根部吸收。在这种情况下,病人是一个成长中的15岁男孩。因此,尽管预后可能不佳,但仍进行了补给。因此,根吸收进展。 Nevertheless, maintenance of the tooth crowns led to satisfying results for the patient both esthetically and psychologically. Ankylosis or replacement root resorption is a complication occurring after replantation of avulsed teeth, which could require additional treatment. However, in young patients, replantation could be considered to maintain the teeth until growth is complete. SN - 2090-6447 UR - https://doi.org/10.1155/2021/8872859 DO - 10.1155/2021/8872859 JF - Case Reports in Dentistry PB - Hindawi KW - ER -