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我院近年来共收治干髓失败病例 80例 ,现将其失败原因分析如下 :1 临床资料 80例失败病例中 ,上颌 30牙 ,下颌 5 0牙 ,术前诊断为急慢性牙髓炎 6 4例 ,牙髓坏死 4例 ,牙髓牙周联合病变 10例 ,深龋穿髓 2例。患牙在治疗后 ,仍有冷热刺激痛、咬牙合痛或肿痛 ,检查有叩痛、牙
In our hospital in recent years, a total of 80 cases of failure of the treatment of cadavers, and now the reasons for the failure are as follows: 1 Clinical data 80 cases of failure cases, 30 maxillary teeth, mandibular 50 teeth, preoperative diagnosis of acute and chronic pulpitis 6 4 Cases, 4 cases of pulp necrosis, dental pulp joint lesions in 10 cases, 2 cases of deep caries through the marrow. Teeth after treatment, there are still hot and cold pain, bite or joint pain, swelling, check the percussion, teeth