caries symposium

Question 1

list the 7 elements of caries risk?

Answer 1

clinical evidence
dietary habits
social history
medical history
fluoride use
plaque control
saliva

Question 2

list the 8 element of preventative caries programme ?

Answer 2

radiograph
toothbrushing instruction
strength of F in toothpaste
F varnish
F supplement
diet advice
fissure sealant
sugar free medicine

Question 3

compare an active and inactive white spot lesion?

Answer 3

active - white spot chalky, not bright, swollen gingiva

inactive - demineralisation at rest, gingiva not swollen

Question 4

where are white spot lesions often found ?

Answer 4

gingival margin

pits and fissures

Question 5

which curve demonstrates the change in ph of the mouth after patient is exposed to sugar?

Answer 5

stephan curve

Question 6

the ph of an active white spot lesion drops below what?

Answer 6

5.5

Question 7

name 2 microorganisms in the mouth which survive in acidic conditions?

Answer 7

lactobacilli

strep mutans

Question 8

name 2 microorganism found in the mouth which don’t survive in acidic conditions?

Answer 8

s. sanguines

s. gordonni

Question 9

caries develops in which shape in pits and fissures?

Answer 9

triangle

Question 10

does black caries at the root indicate an active or inactive lesion?

Answer 10

inactive

Question 11

define dental caries

Answer 11

a disease of the dental hard tissues caused by the action of micro-organisms, found in plaque, on fermentable carbohydrates. At an individual level it is a preventable disease

Question 12

where does early childhood caries usually effect and why?

Answer 12

upper anteriors and molars caused by innapropriate uses of feeding cups and bottles

Question 13

list some advice you would give a mother of a new born in relation to dental health of her child?

Answer 13

• support and promote breast feeding
• feeding cup rather than bottle from 6 months with free-flow sprout
• drinks with free sugars never put in bottle
• if child must have juice, give diluting with lots of water, at meal times and with straw
• wean child off breast feeding after a year
• food and confectionary with free sugars at meal times only
• only plain water and milk in-between meals
• sugar free medicine when available

Question 14

list some safe snacks for young children?

Answer 14

mil/water
fruit (not dried)
savoury sandwiches
crackers and cheese
breadsticks
plain salted crisps over sweets

Question 15

when should a child first have their teeth brushed?

Answer 15

as soon as their primary teeth erupt

Question 16

when is a child able to fully brush their own teeth?

Answer 16

8 years old

Question 17

how much fluoride is recommended for a child toothpaste?

Answer 17

1000ppm (aqua fresh milk teeth)

Question 18

how much fluoride is in a standard toothpaste?

Answer 18

1400-1500ppm

Question 19

how much fluoride is in a high fluoride prescription toothpaste?

Answer 19

2800ppm

Question 20

what strength of tooth paste is recommended for a child up to 3?

Answer 20

1000ppm

Question 21

what strength go tooth paste is recommended for children between the ages of 4 and 16?

Answer 21

1000-1500ppm

Question 22

what strength of toothpaste is recommended for high risk children under 10?

Answer 22

1500ppm

Question 23

how much toothpaste should be applied to a tooth brush for a child under 3?

Answer 23

smear

Question 24

when should a child floss their own teeth?

Answer 24

12

Question 25

how may clinicians professionals administer fluoride ?

Answer 25

APF gels ot varnish durbahat varnish topical F varnish floss fluoride in-between contacts

Question 26

compare a D1 and D3 lesion?

Answer 26

D1 - very early caries, dentist works with patient, only in enamel D3 - progressed into dentine

Question 27

you should never poke caries with a sharp probe, instead you should use?

Answer 27

one with a ball end

Question 28

what ways can caries be classified?

Answer 28

- by extent (D1 or D3) - by cavitation (cavitated or not) - by activity (active or inactive) - by site (smooth surface etc) - by location (primary or secondary)

Question 29

name some different site classifications of caries?

Answer 29

smooth surface root surface pit/fissure

Question 30

what are the basics for a good clinical examination?

Answer 30

good light dry tooth systematical approach don't use sharp robe

Question 31

what is sensitivity in terms of caries detection?

Answer 31

% of disease found correctly

Question 32

which has greater sensitivity, d1 or d3 cavities?

Answer 32

d3

Question 33

what is specificity in terms of caries detection?

Answer 33

% of health found correctly

Question 34

which has higher specificity d1 or d3 cavities?

Answer 34

d3

Question 35

how can you improve accuracy when detecting caries ?

Answer 35

ICCMS - thoroughly drying tooth for 30 secs radiogrpahs magnification foti - fiber optic transillumination