乳牙根管治疗术后再感染原因分析
Chinese Journal of Conservative Dentistry(2013)
Abstract
<正>1临床资料选择2011-01—2012-06来我院就诊的患儿60例,共67个患牙。其中男37例,女23例,年龄3岁7个月~8岁4个月,平均5.9岁。纳入标准:①患牙处于牙根稳定期,就诊前曾因急慢性根尖周炎行常规根管治疗术;②病例资料、术前和术后X线片齐全;③无根折及深牙周袋。
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