目前,普遍认为牙周病是菌斑的结果,牙齿发育中形态的某些变异又为菌斑的滞留和积聚提供了掩蔽所,因而易于导致局部牙周损害。从慢性菌斑滞留和发育中的异常这二方面来看,都发现有牙周骨质缺损的现象。 At present, it is generally accepted that periodontal disease is a result of plaque and that certain variations in the morphology of the tooth during development provide a shelter for the retention and accumulation of plaque and are therefore likely to result in localized periodontal damage. Chronic plaque from the retention and development of anomalies in these two aspects, have found that the phenomenon of periodontal bone defects.