Non fluoride prevention methods Flashcards

0
Q

What is the classification of total dietary sugars?

A
  • Intrinsic sugars (inside the cell e.g. raw fruit)

- Extrinsic sugars (not inside the cell)

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1
Q

What are some non fluoride prevention methods?

A
  • diet modification
  • oral hygiene and dental health education
  • fissure sealants
  • sugar free medicines
  • chewing gum
  • chlorhexadine
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2
Q

What is the classification of extrinsic sugars?

A
  • Milk sugars

- Non-milk extrinsic sugars

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3
Q

What is the classification of non-milk extrinsic sugars?

A
  • Fruit juices, pulps, puree, honey
  • Recipe sugar (added by cook or manufacturer)
  • Table sugar (discretionary sugar)
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4
Q

What did the Committee on Medical Aspects of Food Policy (COMA) report of 1989 conclude?

A

Caries is positively related to frequency and amount of non-milk extrinsic sugar consumption. They recommended that consumption of non-milk extrinsic sugars should be decreased and replaced by fruit, vegetables and starchy foods

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5
Q

What is the dietary advice to prevent dental caries provided in the Delivering Better Oral Health toolkit?

A
  • frequency of sugars should be reduced
  • consumption of sugary foods should be restricted to mealtimes
  • limit consumption of foods and drinks with added sugars to a maximum of 4 times a day
  • sugars (EXCLUDING those naturally present in whole fruit) should provide less than 10% of total energy in the diet
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6
Q

Give some examples of potentially cariogenic foods and drinks.

A

Sugar and chocolate confectionary; cakes and biscuits; buns, pastries, fruit pies; sponge and other puddings; table sugar; sugared breakfast cereals; jams, preserves, honey; ice cream; fruit in syrup; fresh fruit juices; sugared soft, alcoholic and milk-based drinks; dried fruits

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7
Q

What was the Vipeholm Study of Diet and Dental Caries? (1954)

A

Conducted in an institute for the mentally deficient, its aim was to determine the relationship between diet, frequency of sugar intake and dental caries.
Variables: type of sugar ingested (sticky or non-sticky) and frequency of sugar intake (at meals or in between meals)

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8
Q

What was the Hopewood House study? (1953)

A

Conducted in a children’s home, it was a study performed to determine is the significantly different diet of the children living at the home (as compared to that of the children in the average Australian family household) would affect dental caries activity.

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9
Q

What were the key messages about caries gleaned from the Vipeholm and Hopewood House studies?

A
  • restrict sugar in food and drinks to no more than 4 times a day
  • drink only water and milk
  • snack on sugar free snacks e.g. fresh fruit and cheese
  • avoid fruit juice, pop or sweetened milk in feeding bottles
  • nothing to eat or drink after brushing
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10
Q

Why is selection of non-cariogenic food difficult?

A
  • sugar content labelling is not always clear
  • access to healthy food is difficult in socially deprived areas
  • marketing by the sugar industry is better funded that prevention methods by the government
  • few families stick to solid three-meals-a-day regimes and graze
  • school tuck shops are tempting
  • not everyone can cook
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11
Q

What are the principles behind a diet diary?

A
  • both dental decay and erosion require investigation of dietary habits
  • 3 day diaries are useful (especially including Sat or Sun)
  • clear instruction to record everything and amount
  • 24hr recall used if desperate
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12
Q

How do you analyse a diet diary?

A
  • amount of sugar intakes (non-milk extrinsic sugars <10%!)
  • frequency of sugar intakes
  • frequency of snack intakes
  • how food and drink are consumed
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13
Q

How do you review a diet diary after analysis?

A
  • remember its inaccuracies
  • ask the parent/patient to identify problem areas
  • offer alternative non-cariogenic foods
  • recommend alternatives that fit with family lifestyle
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14
Q

What are some examples of non-cariogenic, non-sugar sweeteners?

A

sorbitol, xylitol, mannitol

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15
Q

What is a fissure sealant? Are they a useful technique?

A

A material (usually flowable resin composite) that is placed in the pits and fissures of teeth in order to prevent the development of caries. The use of fissure sealants (78% less caries occlusally after 2 years) in high caries risk children and adolescent cases is recommended by the Cochrane Collaboration of 2009.

16
Q

How do you select patients and teeth suitable for fissure sealants?

A

Children and young people with impairments; with caries in primary teeth. Deep fissures susceptible to caries in teeth that have erupted sufficiently for moisture control are ideal. If occlusal caries affects one permanent molar, the other permanent molars should be sealed.

17
Q

What are the teeth most likely to be fissure sealed?

A
  • first permanent molars
  • palatal pits of permanent lateral incisors
  • second permanent molars and all premolars
  • primary posterior teeth in high risk children
18
Q

What is the technique to place and maintain a fissure sealant?

A
  • investigate a stained fissure before sealing (RGs)
  • isolate the tooth
  • etch with phosphoric acid for 20 - 40s
  • wash and dry the tooth
  • place the fissure sealant and cure for 20s
  • monitor regularly all placed sealants
  • defective sealants should be replenished
19
Q

What are the different types of sealants?

A
  • opaque vs clear

- materials: resin, GIC, compomer, F- containing

20
Q

Why are GIC sealants used?

A
  • useful in high caries individual as a temporary

- useful for partially erupted teeth where isolation is an issue

21
Q

When checking a patient’s medication, what should you look for in term of caries?

A

Sugary medicines: concerns over iatrogenic damage to children’s teeth have resulted in the widespread availability of sugar-free medicines. Clinicians should prescribe sugar-free medicines whenever possible and should recommend the use of sugar-free forms of non-prescription medicines.

22
Q

What xylitol diet advice can be given?

A

Chewing gums containing xylitol and sorbitol have anti-caries properties through salivary stimulation. Xylitol is more effective than sorbitol in caries reduction. Patients should be encouraged to use sugar-free chewing gum, particularly containing xylitol (when acceptable).

23
Q

How is chlorhexidine used as a non-fluoride prevention method for caries?

A

Chlorhexidine is an antiseptic with immediate bactericidal and prolonged bacteriostatic action. Chlorhexidine prophylaxis (rinse, gel, paste) can achieve a substantial reduction in caries. Varnish should be considered as a preventive option.