Abstract:

In recent years， due to its better performance than other root canal disinfection drug at killing microbe， relieving symptoms between two appointments， reducing the toxicity of periapical tissue， and inducing periapical tissue formation ，calcium hydroxide has become the main root canal disinfection drugs. In this paper， calcium hydroxide in the treatment of periapical disease was reviewed as a root canal disinfectant action， in order to guide the practical application.

Key words: calcium hydroxide, root canal disinfectant, periapical disease

摘要：

近年来，由于氢氧化钙在杀灭微生物、减轻两次约诊之间的症状、减低对根尖周组织的毒性和诱导根尖周骨组织形成等方面表现出比其他根管消毒药物更为优良的效果，因此成为目前最主要的根管消毒药物。本文对氢氧化钙在根尖周病治疗中的应用情况进行了综述，以指导临床实践。

关键词: 氢氧化钙, 根管消毒, 根尖周病变