结果根尖有阴影的患牙有效率达80 。3% ,有瘘管形成的患牙有效率达10 0 % ,有临床症状的患牙有效率达91。
Result The effective rates were 80.3% in teeth with periapical lesions, 100% in teeth with fistula and 91.8% in patients with clinical symptoms respectively.
结果根尖有阴影的患牙有效率达80 。3% ,有瘘管形成的患牙有效率达10 0 % ,有临床症状的患牙有效率达91。
Result The effective rates were 80.3% in teeth with periapical lesions, 100% in teeth with fistula and 91.8% in patients with clinical symptoms respectively.
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