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Periodontitis as an infectious disease: specific features and their implications
1School of Dental Medicine, University of Geneva, Geneva, Switzerland.
Oral Diseases
|September 17, 2003
Summary
Periodontitis, an infectious oral disease, requires antimicrobial agents to reach high concentrations within periodontal pockets. Effective treatment necessitates mechanical plaque control to prevent biofilm re-establishment.
Area of Science:
- Oral microbiology
- Periodontal medicine
- Infectious disease dynamics
Background:
- Periodontitis is characterized by subgingival microbiota interacting with host tissues.
- Antimicrobial agents require high concentrations in periodontal pockets and tissues.
- Subgingival plaque forms a biofilm on root surfaces, exhibiting increased bacterial resistance.
Purpose of the Study:
- To highlight the unique characteristics of periodontitis as an infectious disease.
- To underscore the implications of these characteristics for antimicrobial therapy.
- To emphasize the necessity of specific evidence for periodontal treatment efficacy.
Main Methods:
- Review of periodontitis pathogenesis and microbial biofilm characteristics.
- Analysis of antimicrobial agent accessibility and efficacy in the periodontal environment.
- Discussion of the role of mechanical plaque control.
Main Results:
- Biofilms in periodontal pockets present diffusion barriers and selective inactivation, increasing bacterial resistance.
- Antimicrobial agents must overcome these resistance mechanisms to be effective.
- Mechanical supragingival plaque control is crucial for preventing recurrence.
Conclusions:
- Periodontitis treatment requires tailored antimicrobial strategies due to biofilm resistance.
- Extrapolation of treatment protocols from other infections is only partially applicable.
- Robust human clinical trials are essential to validate periodontal chemotherapy efficacy.