Caries interpretation

Question 1

What is the caries classification system used at UMKC?

Answer 1

IC= initial caries
MC= moderator caries
AC= advanced caries
RSC= root surface caries
RC= recurrent caries
B/Li= buccal or lingual caries

Question 2

• caries in the enamel layer
• ranges from a demineralization defect at the proximal surface and can extend axially to contact the DEJ

Answer 2

Initial caries (IC)

Question 3

Answer 3

initial caries (IC)

Question 4

Answer 4

initial caries (IC)

Question 5

Answer 5

initial caries (IC)

Question 6

Answer 6

initial caries (IC)

Question 7

Answer 7

initial caries (IC)

Question 8

Answer 8

initial caries (IC)

Question 9

Classify the caries

Answer 9

initial caries (IC)

Question 10

• spreading vertical at the DEJ

(and/or)

• extending axially greater than 1/2 way in dentin layer

Answer 10

moderate caries (MC)

Question 11

Answer 11

moderate caries (MC)

Question 12

Answer 12

moderate caries (MC)

Question 13

Answer 13

moderate caries (MC)

Question 14

Answer 14

moderate caries (MC)

Question 15

Classify the caries

Answer 15

moderate caries (MC)

Question 16

• greater than or equal to 1/2 way into dentin layer and can extend axially to contact the pulp

Answer 16

advanced caries (AC)

Question 17

Answer 17

advanced caries (AC)

Question 18

Answer 18

advanced caries (AC)

Question 19

Classify the caries

Answer 19

advanced caries (AC)

Question 20

Classify the caries

Answer 20

advanced caries (AC)

Question 21

Classify the caries

Answer 21

Root surface caries (RSC)

Question 22

• saucerized or scooped out appearance
• 50% prevalence in geriatric population
• most common in buccal premolar regions, then followed by lingual and interproximal areas

Answer 22

Root surface caries (RSC)

Question 23

Classify the caries

Answer 23

Recurrent caries (RC)

Question 24

Classify the caries

Answer 24

B/Li caries

Question 25

- difficult to localized on a single view - may superimpose pulp

Answer 25

B/Li caries

Question 26

ICDAS:

Answer 26

international caries detection & assessment systen

Question 27

What categories are included in ICDAS?

Answer 27

E1, E2, D1, D3, D3

Question 28

According to ICDAS, classify the following caries: -lesion within outer 1/2 of enamel

Answer 28

E1

Question 29

According to ICDAS, classify the following caries: -lesion within inner 1/2 of enamel

Answer 29

E2

Question 30

According to ICDAS, classify the following caries: -lesion within outer 1/3 of dentin

Answer 30

D1

Question 31

According to ICDAS, classify the following caries: -lesion within middle 1/3 of dentin

Answer 31

D2

Question 32

According to ICDAS, classify the following caries: -lesion within inner 1/3 of dentin

Answer 32

D3

Question 33

According to ICDAS, classify the following caries:

Answer 33

E1

Question 34

According to ICDAS, classify the following caries:

Answer 34

E2

Question 35

According to ICDAS, classify the following caries:

Answer 35

D1

Question 36

According to ICDAS, classify the following caries:

Answer 36

D2

Question 37

According to ICDAS, classify the following caries:

Answer 37

D3

Question 38

According to ICDAS, classify the following caries:

Answer 38

E1

Question 39

According to ICDAS, classify the following caries:

Answer 39

E2

Question 40

According to ICDAS, classify the following caries:

Answer 40

D1

Question 41

According to ICDAS, classify the following caries:

Answer 41

D2

Question 42

According to ICDAS, classify the following caries:

Answer 42

D3

Question 43

What is the ICDAS classification for the following: -penetrates less than or equal to 1/2 the enamel thickness as a radiolucent notch on the outer surface of the tooth

Answer 43

E1 interproximal caries

Question 44

What is the ICDAS classification for the following:

Answer 44

E1 interproximal caries

Question 45

What is the ICDAS classification for the following:

Answer 45

E1 interproximal caries

Question 46

What is the ICDAS classification for the following:

Answer 46

E1 interproximal caries

Question 47

What is the ICDAS classification for the following: -Penetrates greater than 1/2 the enamel thickness -may have an isosceles triangular outline with base at the proximal surface -does NOT extend to DEJ

Answer 47

E2 interproximal caries

Question 48

What is the ICDAS classification for the following:

Answer 48

E2 interproximal caries

Question 49

What is the ICDAS classification for the following:

Answer 49

E2 interproximal caries

Question 50

What is the ICDAS classification for the following: -undermines enamel & extends into dentin -at or axial to the DEJ -penetrates less than 1/3 the outer peripheral dentin thickness

Answer 50

D1 interproximal caries

Question 51

What is the ICDAS classification for the following:

Answer 51

D1 interproximal caries

Question 52

What is the ICDAS classification for the following:

Answer 52

D1 interproximal caries

Question 53

What is the ICDAS classification for the following:

Answer 53

D1 interproximal caries

Question 54

What is the ICDAS classification for the following:

Answer 54

D1 interproximal caries

Question 55

What is the ICDAS classification for the following:

Answer 55

D1 interproximal caries

Question 56

What is the ICDAS classification for the following: -the dentin lesion is a more extensive dentin lesion -penetrates to mid 1/3 of the dentin thickness

Answer 56

D2 interproximal caries

Question 57

What is the ICDAS classification for the following:

Answer 57

D2 interproximal caries

Question 58

What is the ICDAS classification for the following:

Answer 58

D2 interproximal caries

Question 59

What is the ICDAS classification for the following:

Answer 59

D2 interproximal caries

Question 60

What is the ICDAS classification for the following:

Answer 60

D2 interproximal caries

Question 61

What is the ICDAS classification for the following: -the dentin lesion is more extensive than the enamel lesion -penetrates greater than 2/3 (or inner 1/3) of the dentin thickness

Answer 61

D3 interproximal caries

Question 62

What is the ICDAS classification for the following:

Answer 62

D3 interproximal caries

Question 63

What is the ICDAS classification for the following:

Answer 63

D3 interproximal caries

Question 64

What is the ICDAS classification for the following:

Answer 64

D3 interproximal caries

Question 65

What is the ICDAS classification for the following:

Answer 65

D3 interproximal caries

Question 66

What is the ICDAS classification for the following:

Answer 66

D3 interproximal caries

Question 67

Phenomenon in which the dentin artifact simulates caries; the lesion is outlined by normal anatomic structures and is a RELATIVE radiolucency

Answer 67

Interproximal "burn out"

Question 68

What is going on in the following radiograph?

Answer 68

Interproximal burn out

Question 69

What is going on in the following radiograph?

Answer 69

Interproximal burn out

Question 70

What is going on in the following radiograph?

Answer 70

Interproximal burn out

Question 71

-difficult to detect on radiographs due to small width of lesion and density of superimposing enamel (occlusal caries)

Answer 71

Incipient occlusal caries

Question 72

-broad-based thin radiolucent zone in dentin with no changes in enamel -noticed as a relative increase in opacity between pulp and caries (occlusal caries)

Answer 72

Moderate occlusal caries

Question 73

What is going on in the following radiograph?

Answer 73

Moderate occlusal caries

Question 74

-seen as undermined enamel with gross loss of tooth structure (occlusal caries)

Answer 74

Severe occlusal caries

Question 75

What is going on in the following radiograph?

Answer 75

Severe occlusal caries

Question 76

What is going on in the following radiograph?

Answer 76

Severe occlusal caries