Caries Risk Assessment and Prevention Flashcards

1
Q

What are some risk factors to caries development?

A
  • Previous caries experience
  • Plaque/bacteria type
  • Diet: Food Substrate, feeding habits (Time/Frequency of substrate intake, bottle feeding over night, sugary drinks)
  • SE factors
  • Oral hygiene
  • Medical conditions (sugar based meds, dry mouth, special needs (lower access to care), defective glands)
  • Enamel defect
  • Level of parents’ education
  • Geographic location (lack of F- and access to care)
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2
Q

What are some protective factors to caries development?

A
  • Saliva
  • Fluoride
  • Remin agents
  • Antimicrobial agents
  • Brushing
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3
Q

What are some preventative measures to prevent childhood caries spread?

A
  • Treating mother’s oral health to prevent vertical transmission
  • Treat sibling’s oral health to prevent horizontal transmission
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4
Q

What are some available caries assessment tools?

A
  • Caries management system (CMS)-Sydney
  • CAMBRA (Caries Management by Risk assessment)
  • AAPD: American Academy of Paediatric Dentistry
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5
Q

What are some preventative measures available in ADH?

A
  • Antibacterials (chlorhex)
  • Saliva test
  • xylitol gum
  • Sealants
  • Fluoride
  • Tooth mousse
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6
Q

What are some benefits and limitations of CAMBRA assessment tool?

A

-Some factors based on scienetific evidence

  • No evidence of extent of success in individuals
  • May not encompass all preventive/risk factors
  • Lack of evidence to support population based preventative programs
  • Success may be ‘temporary’, small overall reduction in population
  • Should be modified to suit individual needs
  • Only a tool, not a guaranteed solution
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7
Q

What preventative advice should be given to parents?

A
  • Perinatal counselling
  • Feeding practices
  • Between meals snacking
  • Brushing habits
  • Interdisciplinary advice
  • Growth and Development
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8
Q

What are the Australian guidelines for use of fluoridated toothpaste?

A

-Start brushing after first tooth erupts
0-17 months: brush without toothpaste
18months - 6 years: child toothpaste 400-550ppm
6 years +: 1000ppm standard adult toothpaste

However if high risk can bump up their dosage, e.g.

  • 5 year old high risk goes straight to adult
  • 3-4 year old high risk can just smear adult toothpaste over teeth–>preventative effect is greater than risk of getting fluorosis
  • Note this only applies to motivated patients (if not brushing jsut get them to start)
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9
Q

When should fluoride mouthwashes be used in children? What is the fluoride concentration?

A
  • Only above age of 6
  • In high risk children at a time of day different from brushing–>no point straight after brushing as fluoride is already everywhere
  • Use daily (Neutral NaF: 220-227ppm; acidulated NaF 200ppm)
  • If lack motivation then use weekly neutral NaF 900-910ppm
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10
Q

What is the most effective method of professional fluoride application according to the literature?

A

-Fluoride varnish

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11
Q

How much fluoride is contained in fluoride varnish? How often should it be used?

A

22.3mg/mL
(22 300 ppm)

Used once every 6 months

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12
Q

What should you warn your patient about when applying fluoride varnish?

A

-It will feel sticky

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13
Q

What is the concentration of fluoride gel/foam? What are some restrictions of gel/foam usage? How is it applied?

A

Neutral NaF:
900-12 300ppm

Acidulated NaF:
12.3mg/mL
(12 300 ppm)

  • Do not apply in kids less than 10 years of age due to risk of swallowing/fluorosis (fluoride varnish does not have this restriction)
  • Put in trays and left in for 4 mintues, use suction with trays to reduce swallowing, re-apply every 6months
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14
Q

What are the usual toothpastes use and what are teh fluoride concentrations?

A

Kids:
Colgate (1-6): 400ppm
Macleans: 500ppm
Oral B: 500ppm

Adults
Colgate: 1000ppm
Colgate Total: 1450ppm
Neutrafluor: 5000ppm

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15
Q

What post-op instructions should be given after fluoride application?

A

No eating, rinsing or drink 30 minutes post application (but tell patient 1 hour)

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16
Q

What are the percentage reduction in caries of:

  • Fluoride varnish
  • Fluoride gel/foam
  • Fissure sealants?
A

Varnish: 33% (about 1/3)
Gel/foam: 26% (about 1/4)
Fissure sealsnt: (50-87%) (over half)

17
Q

What should you warn parents about when doing fissure sealants?

A

They won’t last forever

18
Q

What is the toxic dose of fluoride?

A

3-5mg/kg in young children and frail adults–>GI problems
(thus in 2 year old weighing 10kg, 45g tube of toothpaste is the equivalent)

Lethal dose: 10mg/kg
(in 2 year old weighing 10kg, 90g tube of toothpaste is lethal)

*Warn parents to be careful of where they keep toothpaste

19
Q

How should tooth mousse be used? What is the concentration of fluoride in toothmousse?

A
  • As a last line, if patient is already doing the maximum, can add tooth mousse on top (this applies due to availability + pt motivation)
  • Put over finger and wipe over teeth and leave overnight
  • Good for enamel lesions, not dentine lesions
  • Evidence limited vs fluoride applications
  • Used with hyposalivation and white spot lesions

-Fluoride free

20
Q

When should chlorhexidine be used in kids?

A
  • High risk teenagers
  • Otherwise not used often (it is hard enough to brush with kids, asking them to rinse with chlorhex will be harder)
  • Use for 1 week at the start of each month, continue this routine for 3 months