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[Caries-- changing patterns].
1Vakgroep Cariologie en Endodontologie, Academisch Centrum Tandheelkunde Amsterdam (ACTA).
Nederlands Tijdschrift Voor Tandheelkunde
|June 1, 1992
Summary
Dental caries occur due to mineral imbalance at the tooth-oral fluid interface, influenced by pH and fluoride. Remineralization can counteract demineralization, impacting caries progression and diagnosis.
Area of Science:
- Biochemistry
- Histology
- Dental Science
Context:
- Dental caries pathogenesis involves complex chemical and histological changes in enamel.
- Mineral balance at the tooth-oral fluid interface is a key determinant of caries occurrence.
- Bacterial metabolism of carbohydrates leads to demineralization at low pH.
Purpose:
- To describe the pathogenesis of dental caries, focusing on chemical processes and histological changes.
- To highlight the significance of mineral balance and remineralization in dental caries.
- To discuss the impact of fluoride on caries development and clinical presentation.
Summary:
- Enamel demineralization occurs during low pH periods due to bacterial activity.
- Remineralization, or mineral deposition from saliva at neutral pH, can compensate for tissue loss.
- Low fluoride levels in oral fluids positively influence mineral balance, reducing caries rates.
Impact:
- Decreased rates of caries initiation and progression observed clinically.
- Altered appearance of incipient enamel lesions may complicate diagnosis.
- Changing patterns necessitate adjustments in preventive and restorative dental practices.