periodontal

(10,11) In the task force's proposed changes for the new classification, the diagnostic terms of chronic and aggressive periodontal disease are being retained but the criteria for each will be adapted to provide clearer diagnostic guidelines within both academic and clinical areas.

gingivalis is an anaerobic, non-motile, Gram negative coccobacillus, which is related to the start and progression of the chronic and aggressive periodontal disease; it can be considered one of the main etiologic agents of destructive periodontal disease (9,10), although it is a microorganism that has also been isolated in gingivitis and in healthy patients in low proportions.

The aggressive periodontal disease, with premature and extensive tooth loss, is a cardinal sign of PLS.

Lazalde-Ramos et al., "Increased micronuclei and nuclear abnormalities in buccal mucosa and oxidative damage in saliva from patients with chronic and aggressive periodontal diseases," Journal of Periodontal Research, vol.