Periodontal disease is caused by bacteria, and bacterial plaque is the initial factor of periodontal disease.

牙周病是细菌感染性疾病, 菌斑微生物是牙周病的始动因子.

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.

Shrinkage of gums or gum itself is the performance of periodontal disease.

牙龈萎缩本身就是牙龈或者牙周疾病的表现。

With antibiotics being administrated widely as the treatment and prophylaxis in periodontal disease, the resistance to anaerobes in periodontal disease becomes more and more serious.

随着临床上用于牙周病预防和辅助治疗的抗生素的滥用，牙周厌氧菌的耐药性越来越普遍。

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.

Increasing probing depth and loss of clinical attachment are pathognomonic for periodontal disease.

牙周囊袋深度的增加与临床牙周附连的丧失乃是牙周病特有的特徵。

And if you have a family history of osteoporosis or periodontal disease, dental checkups are a must.

如果你有骨质疏松或者牙周疾病的家族史，牙齿检查就更有必要了。

The difference in salivary 6 K PGFla between periodontal disease groups was significant before scaling.

结果:洁治前不同牙周病组间患者唾液中6-K-PGFla含量比均有显著性差异.

In persons over 35, periodontal disease causes the loss of more teeth than does dental caries , or decay.

在35岁以上的人中，牙周病引起的脱齿比龋齿还多。 收藏。

Areas of subgingival calculus were selected from 6 freshly extracted human teeth with periodontal disease.

选取6颗新近拔除的有明显龈下牙石的牙周病患牙.