11. dental caries

Question 1

what is the cure for caries?

Answer 1

none
only prevention

Question 2

what to do with caries?

Answer 2

prevent
remove
restore ……

Question 3

when is a dental caries reversible?

Answer 3

in early stages

Question 4

treatments for caries?

Answer 4

-simple restortion
- replacement restoration
- root canal therapy
- extraction

Question 5

what does the treatment of caries depend on?

Answer 5

• signs and symptoms
• damage done
• patient preferences
• cost
• time

Question 6

what is dental caries?

Answer 6

plaque related disease, dependant on presence of simple sugars in the diet, driven by frequency of eating simple carbohydrates, modified by fluoride, salivary flow and composition of saliva

Question 7

what causes caries?

Answer 7

• time
• substrate (sugar)
• bacteria (plaque)
• susceptible tooth surface

Question 8

where does plaque form?

Answer 8

• pit and fissures
• interproximal
• smooth surfaces
• root surface

Question 9

what are contact points for plaque?

Answer 9

• interproximal
• hard to see
• hard to clean

Question 10

what is secondary caries?

Answer 10

caries that form around a previous filling

Question 11

how can dentists increase your risk of caries?

Answer 11

• around margins of restorations
  -plastic restorations
• crowns, bridges, inlays, onlays
• around orthodontic appliances
• around removable partial dentures

Question 12

what does iatrogenic mean?

Answer 12

illness caused by medical professional

Question 13

how do we reduce the risk of caries?

Answer 13

• reduce intake of sugars
• remove plaque
• increase exposure to fluoride
• tip balance towards remineralisation

Question 14

name 2 classes of caries?

Answer 14

primary
secondary

Question 15

describe primary caries?

Answer 15

caries lesions developing on intact, natural tooth surfaces

Question 16

describe secondary caries?

Answer 16

recurrent caries, which develops next to an existing restoration

Question 17

what is coronal caries?

Answer 17

Extremely deep caries extends through the entire thickness of dentine and bacteria are likely to be in contact with the pulp

Question 18

what is root caries?

Answer 18

affects the root of the tooth

Question 19

where are posterior interproximal caries?

Answer 19

between your back teeth

Question 20

where are anterior interproximal caries?

Answer 20

between your front teeth

Question 21

if there are multiple carious lesions, what would be the aetiology?

Answer 21

lack of oral hygiene and poor diet

Question 22

what would be a result of low salivary flow?

Answer 22

caries due to low buffering capacity

Question 23

why do we want to detect caries early?

Answer 23

• give caries-prevention advice
• reduce/ eliminate restorative intervention

Question 24

how do you visually identify caries?

Answer 24

surface destruction and enamel discolourations

Question 25

how do you detect caries that aren’t visual?

Answer 25

conventional or digital radiographs

Question 26

what is the dark areas on a radiograph a sign of?

Answer 26

dental caries - where dentine has been decalcified

Question 27

what are non operative managements of dental caries?

Answer 27

1. dietary analysis
   - reduce amount of simple carbohydrates (reduce substrate)
2. oral hygiene instructions
   - remove plate regularly (reduce bacteria on teeth)
   - tooth brushing and interdental cleaning
3. increase fluoride exposure
   - tip balance towards remineralisation

Question 28

what is hypoplasia?

Answer 28

incomplete development of tissue of the teeth

Question 29

what is abfraction?

Answer 29

stress related trauma of the teeth

Question 30

there is a strong relationship between what in caries?

Answer 30

• position
• extent
• shape of prepared cavity
• final restorative material