1pp Diet, Nutrition and Oral Health 2011

1pp Diet, Nutrition and Oral Health 2011 - Diet and...

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Diet and Nutrition in Oral ealth Health 2011
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Why study nutrition? yy Oral Health General Health Diet/Nutrition Palmer, C. A. (2003)
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American Dietetic Association “ …nutrition is an integral component of oral health.” ollaboration between dietetics and Collaboration between dietetics and dental professionals is recommended r oral health promotion and disease for oral health promotion and disease prevention and intervention.” Am Diet Assoc (2007)
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American Dental Association “encourages dentists to maintain current knowledge of nutrition recommendations as they relate to general and oral health and disease” and “ to effectively counsel their patients about proper nutrition and oral health” ADA (1996)
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Tooth Enamel Basics • Hardest substance in the body fluenced by systemic nutrition only • Influenced by systemic nutrition only BEFORE eruption – Nutrient deficiencies: • Vit A, vit D, Ca, P, vit C, Fl, I – Protein-Energy Malnutrition • Post-eruption (demineralization) – Enamel decalcification – Dental caries
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portant Terms Important Terms cidogenic: Acidogenic: plaque pH < 5.5 within 30 min •C a r i o genic: – contain fermentable carbs that can be metabolized by bacteria to plaque pH < 5.5 = demineralization of namel enamel • Cariostatic: – Not metabolized by bacteria within 30 min – No drop in salivary pH < 5.5 • Anticariogenic: – prevent cariogenic activity when eaten before an acidogenic product
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Enamel Decalcification • Loss of dental hard tissues caused by acid on teeth • Acidic sources: – Citrus fruits/juices cidogenic sports drinks – Acidogenic sports drinks – Carbonated beverages – Chewable Vitamin C tablets – Regurgitation of gastric contents • Xerostomia may worsen condition • Differs from dental caries
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Courtesy of C. Palmer
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Dental Caries THEN NOW Courtesy of C. Palmer
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Caries Prevalence in US • During 1999-2002: - 1y: 41% in primary 2 11y: 41% in primary dentition – 6-19 y: 42% in permanent teeth – Adults: 90% in permanent teeth CDC. MMWR 2005:54(No. SS-3) Mountain Dew Mouth
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Dental Caries • Demineralization of enamel by organic acids – Bacteria invade dentin • Periods of remineralization • Multifactorial disease: – Susceptible tooth – Cariogenic bacteria – Fermentable carbohydrate – Plaque pH < 5.5
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The Caries Process
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1pp Diet, Nutrition and Oral Health 2011 - Diet and...

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