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牙齿周围有牙龈和牙槽骨组织。正常的生理条件下,牙齿有一定的生理松动度,其移动范围在0.5毫米之内。当牙齿周围组织发生炎症,或牙齿周围骨质吸收、牙龈萎缩之后,牙齿就会出现明显松动,其松动移位超过0.5毫米。此时的牙齿松动属于病理性松动。 牙齿松动是牙周病的典型临床症状。所谓牙周病指的是牙齿周围组织病,包括牙龈炎、牙周炎、牙
Gingival and alveolar bone around the teeth. Normal physiological conditions, the teeth have a certain degree of physiological mobility, the movement within the range of 0.5 mm. When the tissue around the tooth inflammation, or bone around the tooth absorption, gingival recession, the tooth will appear significantly loose, the loose displacement of more than 0.5 mm. Loose teeth at this time are pathological loosening. Dental loosening is a typical clinical symptom of periodontal disease. The so-called periodontal disease refers to the tissue around the teeth disease, including gingivitis, periodontitis, teeth