Edentulousness:
The extensive or complete loss of teeth may negatively impact on nutrition, the ability to eat and quality of life.
Noma:
Acute necrotizing gingivitis/periodontitis is an important risk factor for noma.
Organ infections
Oral bacteria are associated with infections of the heart, brain and other organs.
Cardiovascular disease:
Periodontal disease may be associated with cardiovascular disease.
Preterm and low-birth-weight babies:
Periodontal disease may be associated with increased risk for preterm and low-birth-weight babies.
Gastrointestinal and pancreatic cancers:
Periodontal disease may be associated with gastrointestinal and pancreatic cancers.
Saliva:
Can be used to identify specific markers of disease, such as HIV infection.
Stomach ulcers:The mouth may be a reservoir for bacteria associated with stomach ulcers.
Diabetes:
Periodontal disease can be associated with diabetes and may increase the risk for diabetic complications.
Pneumonia:
Oral infections can be associated with an increased risk for pneumonia.