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AU '18 - Peds III exam III > Topical Fluorides > Flashcards

Topical Fluorides Flashcards

1
Q

high concentration of topical fluorides are used where and how often?

A
  1. low frequency

2. office use

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2
Q

low concentration of topical fluorides are used where and how often?

A
  1. high frequency

2. home use

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3
Q

indication for topical fluoride therapy

A
  1. prevent decay
  2. reverse incipient decay
  3. arrest cavitated lesions
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4
Q

percent of fluoride in monofluorophosphate (MFP)

A

13%

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5
Q

percent of fluoride in stannous fluoride (SnF2)

A

24%

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6
Q

percent of fluoride in sodium fluoride (NaF)

A

45%

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7
Q

percent of fluoride in acidulated phosphate fluoride (APF)

A

100%

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8
Q

professional topical fluoride products

A
  1. prophy paste
  2. APF foam/gel
  3. NaF foam/gel/rinse
  4. fluoride varnish
  5. silver diamine fluoride
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9
Q

T/F: fluoride prophy paste is effective

A

false, not effective

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10
Q

fluoride prophy paste is made of what?

A

APF or NaF

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11
Q

fluoride prophy paste is a substitute for what?

A

non-fluoridated paste

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12
Q

1.23% APF (foam or gel) reduces what percent of decay?

A

30%

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13
Q

1.23% APF = how much fluoride?

A

1.23% fluoride or 12,300 ppm

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14
Q

T/F: 1.23% APF foam is safer than gel

A

true

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15
Q

which type of 1.23% APF has better pt acceptance?

A

foam

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16
Q

cons of APF GEL

A
  1. too easy to swallow

2. unpleasant mouth feel

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17
Q

APF gel vs foam amount

A 
gel = 60 mg
foam = 7 mg
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18
Q

T/F: ADA guidlines have recommended APF foam but not gel

A

false, recommended GEL but not foam

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19
Q

why does the ADA guidelines recommend APF gel over foam?

A

concerns about lack of research on foam

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20
Q

T/F: although APF foam has nearly identical chemical composition as gel version, safety and patient acceptance concerns make foam a better option

A

true

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21
Q

how long after painting on APF FOAM should you wait before taking into effect?

A

1-4 minutes

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22
Q

how long must pt wait before rinsing, eating or drinking after APF foam application?

A

30 minutes

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23
Q

recommended application time for APF

A
  1. manufactors advertise “1-minute” products
  2. chemically equivalent to 4-min products
  3. clinical studies done with 4-min application time
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24
Q

what should you do if pt can’t tolerate trays or can’t control swallowing when it comes to APF?

A

use varnish

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25
Q

5% NaF varnish has what percent of fluoride ions in resin vehicle?

A

2.2% F-… 22,000 ppm

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26
Q

what percent of caries are reduced by fluoride varnish application?

A

30-45%

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27
Q

pros of fluoride varnish

A
  1. mild taste

2. well tolerated during application

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28
Q

cons of fluoride varnish

A
  1. temporary sticky film on teeth

2. may feel unpleasant

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29
Q

indications for fluoride varnish vs APF foam

A
  1. children 3 and under

2. anyone who can’t tolerate APF foam for 4 minutes

30
Q

T/F: fluoride varnish is a solution

A

false, a suspension NOT solution thus solids will settle out

31
Q

Fluor Protector is an alternative to fluoride varnish. how much fluoride does it have?

A

0.1% F (0.9 difluorosilane)… 1,000 ppm

32
Q

Fluor Protector dies clear to what percent?

A

~1% so ~10,000 ppm compared to 5% NaF (2.2% F)

33
Q

features of Fluor Protector

A
  1. low viscosity
  2. studies suggest good uptake
  3. clinical data lacking
34
Q

what is more effective for partially erupted molar?

A

varnish more effective than APF for FISSURES but less effective than sealant if isolation can be achieved

35
Q

neutral sodium fluoride has what percent of fluoride?

A

2% NaF

0.9% fluoride… 9,000 ppm

36
Q

features of neutral sodium fluoride

A
  1. won’t etch restorations

2. less clinical data than APF

37
Q

weekly fluoride rinse (schools) contains how much fluoride?

A

0.1% F (0.2% NaF)… 1,000 ppm

38
Q

weekly fluoride rinse (schools) reduces caries by what percent?

A

25%

39
Q

who can use weekly fluoride rinse (schools)?

A

> age 6 yr

40
Q

T/F: weekly fluoride rinse (schools) are rx only

A

true

41
Q

indications for school rinse programs?

A
  1. non-fluoridated areas
  2. 150 OH schools
  3. ~40,000 students
42
Q

silver diamine fluoride formula

A

AgF(NH3)2

43
Q

silver diamine fluoride contains how much fluoride?

A

5.5% fluoride… 55,000 ppm

1 mg per drop

44
Q

T/F: silver diamine fluoride looks clear but stains black

A

true

it’s caustic to tissue so make sure to isolate

45
Q

indications for silver diamine fluoride

A
  1. arrests caries
  2. precipitates metalic silver and fluorapatite
  3. strengthens tooth mineral
  4. occludes open dentinal tubules
46
Q

how to use silver diamine fluoride

A
  1. isolate tooth
  2. dry
  3. apply 1 drop to lesion
  4. let sit 1-2 min
  5. contain
47
Q

fluoride dentifrice

A

0.1% w/w (0.15% w/v)… 1,000 ppm

48
Q

examples of fluoride dentifrice

A
  1. NaF
  2. MFP
  3. SnF2

all equally effective

49
Q

what percent of caries are reduced by fluoride dentifrice?

A

~25%

50
Q

T/F: you should have the pt rinse fluoride dentifrice after use

A

false, don’t

51
Q

1 gm of toothpaste contains how many mg of F?

A

1 mg F (0.1%)

52
Q

RfD for 1 yr old?

A

0.6 mg

53
Q

RfD for 2 yr old?

A

0.75 mg

54
Q

when is toothpaste ingestion most critical?

A

22-26 months so monitor children

55
Q

ADA recommendation for <3 yrs?

A

rice-sized smear (0.1 mg)

56
Q

ADA recommendation for 3-6 yrs?

A

pea-sized dab (0.25 mg)

57
Q

at what age is child the greatest risk for fluorosis?

A

at 2 yrs of age

58
Q

daily sodium fluoride rinse contains how much fluoride?

A

0.01-0.02% F (100-200 ppm)

59
Q

daily sodium fluoride rinse reduces caries by what percent?

A

~25%

60
Q

who can use daily sodium fluoride rinse?

A

> age 6 yr

61
Q

stannous rinse

A
  1. 0.63% concentrate
  2. 0.1% SnF2 (after dilution)
  3. 0.02% F
  4. 200 ppm F
62
Q

high fluoride toothpaste requires what?

A

rx

63
Q

how much fluoride is in high fluoride toothpaste?

A

0.5% fluoride (5,000 ppm)

64
Q

T/F: high fluoride toothpaste is more effective than OTC

A

true

65
Q

who should not use high fluoride toothpaste ?

A

not for use <6 yrs

66
Q

con of high fluoride toothpaste

A

relatively expensive

67
Q

T/F: high-fluoride gels require rx

A

true

68
Q

high-fluoride gels

A

NaF & APF 0.5% F (5,000 ppm)

69
Q

who should NOT use high-fluoride gels?

A

<6 yr

70
Q

stannous fluoride gels contains how much fluoride?

A

0.1% F (1,000 ppm)

71
Q

T/F: there is no evidence of efficacy when using stannous fluoride gels

A

true

72
Q

considerations when it comes to fluoride tx planning

A
  1. caries risk
  2. caries type
  3. water status
  4. age
  5. pt preferences
  6. cost

AU '18 - Peds III exam III (12 decks)

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