Periodontitis is characterised by the presence of inflammatory processes in the oral cavity, which can sometimes attack the whole periodontium. Inflammation itself of the periodontium manifest in increased probing depth or bleeding diathesis on light irritation of the gum. If left untreated, periodontitis can lead to bone resorption, which can be documented by X-ray, or even to the loss of the tooth. The primary cause of periodontitis is bacterial tooth deposits (microbial plaque).1, 2 Marker bacteria, eg, Actinobacillus actinomycetemcomitans (A.a.), Porphyromonas gingivalis (P.g.) and Prevotella intermedia (P.i.) are among the highly pathogenic bacterial spectrum of these deposits...
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