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保存具有正常生理功能的牙髓是治疗急性牙髓炎最理想的效果。本文对120例急性牙髓炎患者的安抚治疗术中加用甲硝唑治疗，活髓保存率为86／120（70％），取得了较满意的效果。
Preserving the pulp with normal physiological functions is the most effective treatment for acute pulpitis. In this paper, 120 cases of acute pulpitis in patients with appendicitis treatment plus metronidazole treatment, preservation of live pulp ratio of 86/120 (70%), and achieved satisfactory results.