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患者,男,16岁,因“上前牙疼痛3天,夜间加重”来口腔科就诊。检查:患者颌面部对称,张闭口及咬合关系正常。11及21发育良好,牙冠无龋坏,无颜色改变,无明显松动。21切缘轻度磨耗,21叩诊(+-),冷诊(+),牙髓电活力测试敏感。11、21根尖X片示牙根发育良好,21髓腔中部见圆形高密度影。诊断:21牙髓炎、21髓石。治疗:21根管治疗术。21开髓、拔髓、根管预备、根管充填。术中取出直径约2mm髓石一粒。
Patients, male, 16 years old, due to “anterior tooth pain for 3 days, night heavier ” to stomatology clinic. Check: Patients with maxillofacial symmetry, closed mouth and occlusion of the normal relationship. 11 and 21 well-developed, dental caries-free, no color change, no significant loosening. 21 margin mild abrasion, 21 percussion (+ -), cold diagnosis (+), pulp electrical activity test sensitive. 11,21 apical X-film root well developed, 21 medullary cavity see the round high density. Diagnosis: 21 pulpitis, 21 medulla. Treatment: 21 tube therapies. 21 pulp, pulp, root canal preparation, root canal filling. Remove a diameter of about 2mm medulla stone.