peri-,在周围，-odont,牙齿，词源同dental,tooth.

1. Objective To explore symptoms and signs characteristics of senile periodontal disease.

目的探讨老年牙周组织疾病的证候特点.

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2. Periodontal indexes of test group were wholly lower than group after treatment.

用药后,实验组和对照组牙周各项指标均有显著性差异.

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3. Objective To observe the response of the treatment of combined enzootic - periodontal Lesions.

目的观察牙周牙髓联合病变的治疗效果.

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4. The effect of periodontal disease on dental pulp was reported similar.

类似的情形也可以发生在牙周炎的牙齿上.

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5. Conclusion: Hyaluronic acid promotes the healing in the periodontal wound.

结论: 透明质酸可促进牙周组织的愈合和修复.

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