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临床资料患者,男,28岁,因右下后牙区反复发炎就诊。检查见:48远中颊尖破龈萌出,冠周牙龈无急性炎性表现。X线全颌曲面体层片显示:48前倾低位埋伏阻生,牙冠近中部分嵌入47远中根部,48牙冠与47根部有明显线状透射影。诊断:48低位前倾阻生,47牙根吸收。建议拔除47,待48自行向近中移位萌出,或48部分萌出后通过正畸牵引向47复位。在患者知情同意下,行右侧下牙槽神经阻滞麻醉,常规挺
Clinical data Patients, male, 28 years old, due to repeated inflammation of the lower right posterior teeth area treatment. Check see: 48 far cheek tip gingival eruption, periapical gingival inflammation without acute manifestations. X-ray whole body curved surface slice shows: 48 low anterior obstruction, near the middle part of the crown embedding 47 distal root, 48 crown and 47 roots have obvious linear transmission shadow. Diagnosis: 48 low forward obstruction, 47 root resorption. Proposed removal of 47, to be 48 to move their own near to the eruption, or 48 eruption after orthodontic traction to the 47 reset. Under the patient’s informed consent, the right lower alveolar nerve block anesthesia, conventional Ting