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Clinical study of calcium hydroxide in prevention of endodontic interappointment emergencies

Yang Hong-yu

Abstract

Objective:To investigate the effect of calcium hydroxide intracanal medicament in prevention of endodontic interappointment emergencies(IAE).Methods:129 patients with chronic periapical periodontitis were divided into observation group(75 cases) and control group(54 cases) randomly.In the observation group calcium hydroxide was placed in the instrumented root canals;formocresol was used for intracanal medicament in control group.The clinical effect was observed in 1 week after intracanal medication.Results:The IAE frequency of observation group was lower than that of control group,and the difference was significant(P0.05).Conclusion:Calcium hydroxide is effective in preventing the occurrence of IAE.

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Key concepts: Calcium hydroxide, Medicine, Dentistry, Pulpotomy, Significant difference, Orthodontics, Molar, Internal medicine