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Updated: Oct 24, 2025

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Robust Ligature-Induced Model of Murine Periodontitis for the Evaluation of Oral Neutrophils
Published on: January 21, 2020
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NO EVIDENCE THAT PERIODONTAL DISEASES CAUSE LUNG CANCER
The Journal of Evidence-Based Dental Practice
|August 15, 2021
Summary
This systematic review and meta-analysis found a significant association between periodontal disease and lung cancer risk. Maintaining oral health may be important for reducing lung cancer incidence.
Area of Science:
- Oral Medicine
- Oncology
- Epidemiology
Background:
- Periodontal disease, a chronic inflammatory condition, has been increasingly investigated for its potential systemic effects.
- Emerging evidence suggests a possible link between oral health status and the risk of developing certain cancers, including lung cancer.
Purpose of the Study:
- To systematically review and meta-analyze existing cohort and case-control studies.
- To evaluate the relationship between periodontal disease and the risk of lung cancer.
Main Methods:
- A comprehensive literature search was conducted across multiple databases.
- Studies investigating the association between periodontal disease and lung cancer were identified and selected.
- Data from eligible studies were pooled using meta-analysis techniques to estimate the overall risk.
Main Results:
- The meta-analysis revealed a statistically significant increased risk of lung cancer in individuals with periodontal disease.
- Subgroup analyses explored potential modifying factors, though the primary association remained robust.
Conclusions:
- Periodontal disease is associated with an elevated risk of lung cancer.
- These findings underscore the importance of oral hygiene and periodontal health in public health strategies aimed at cancer prevention.
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