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目的探讨自制药物糊剂(M:甲硝唑原料药、C:氯霉素原料药、I:碘仿、D:地塞米松,MCID)对乳磨牙根尖周炎的治疗效果及对继承恒牙发育的影响。方法以自行研制的MCID糊剂作为根充糊剂,对2005年8—12月云南省人民医院口腔预防保健科儿童牙病室收治的42例3～7岁乳磨牙尖周炎患儿的66颗患牙进行根管填充治疗,并进行3年的疗效观察。结果3年后复查,MCID药物糊剂对轻、中、重型患牙治疗有效率分别为91.30%、96.00%和67.67%;对恰充、欠充、超充者的治疗有效率分别为94.59%、73.68%、80.00%。结论MCID糊剂对轻、中型患牙有很好的疗效,且不影响其继承恒牙的正常发育,可作为治疗轻、中型乳磨牙根尖周炎的常规根管充填剂,在临床上推广使用。根充程度可影响疗效,适量填充是保证治疗效果的重要措施。
Objective To investigate the therapeutic effect of self-made drug paste (M: metronidazole drug substance, C: chloramphenicol drug substance, I: iodoform, D: dexamethasone, MCID) Effects of tooth development. Methods Using self-developed MCID paste as root-filling paste, 42 children aged 3-7 years old with deciduous periapical periodontitis admitted to Department of Oral Preventive and Emergency Medicine of Yunnan Provincial People’s Hospital from August to December 2005 were enrolled. Root canal filling teeth treatment, and 3 years of observation. The results of three years after the review, MCID drug paste on light, moderate and severe dental treatment of effective rates were 91.30%, 96.00% and 67.67%; right filling, under-charge, overcharge were effective treatment rates were 94.59% , 73.68%, 80.00%. Conclusion MCID paste has good curative effect on light and medium-sized teeth, and does not affect the normal development of its inherited permanent teeth. It can be used as a conventional root canal filling agent for the treatment of apical periodontitis of light and medium molars. It is widely used clinically use. The degree of root filling can affect the curative effect, and the appropriate amount of filling is an important measure to ensure the curative effect.