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CARIOLOGY UV > LEC 2 > Flashcards

LEC 2 Flashcards

1
Q

Carries affecting pits and fissures on occlusal third of molars and premolars, occlusal two thirds of molars and premolars, and lingual part of anterior teeth

A

Class I

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2
Q

Cavity affecting proximal surfaces of molars and premolars

A

Class II

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3
Q

Caries Affecting proximal surfaces of central incisors, lateral incisors and cuspids without involving the incisal angles.

A

Class III

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4
Q

Caries affecting proximal including incisal angles of anterior teeth.

A

Clas IV

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5
Q

Caries affecting gingival one third of facial or lingual surfaces of anterior or posterior teeth.

A

Class V

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6
Q

Caries affecting cusp tips of molars, premolars and cuspids.

A

Class VI

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7
Q

Sound Surface

A

Score 1

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8
Q

First visual changes in enamel (seen only after prolonged air-drying or restricted to within the confines of a pit of fissure).

A

Score 2

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9
Q

Distinct visual change in enamel.

A

Score 3

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10
Q

Localized Enamel breakdown. (Without clinical signs of dentin involvement).

A

Score 4

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11
Q

Underlying dark shadows from dentin.

A

Score 5

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12
Q

Distinct cavity with visible dentin.

A

Score 6

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13
Q

Extensive distinct cavity with visible dentin.

A

Score 7

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14
Q

White or discolored enamel, no cavitation clinically.

A

Grade 1

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15
Q

Small cavitation in enamel.

A

Grade 2

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16
Q

Moderate sized cavity in enamel with exposed dentine (verified by probing).

A

Grade 3

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17
Q

Large cavity in enamel and moderate cavity in dentin.

A

Grade 4

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18
Q

Extensive cavity in enamel and substantial loss of dentin.

A

Grade 5

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19
Q

White or brown discoloration in enamel. No clinical cavitation. No radiographic evidence of carries.

A

Grade 1

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20
Q

Small cavity formation or discoloration of the fisher with surrounding gray or opaque enamel and or radiolucency in enamel on radiograph.

A

Grade 2

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21
Q

Moderate size cavity and radiolucency in the outer third of dentin.

A

Grade 3

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22
Q

Big gravitation and radiolucency in the middle third of dentin.

A

Score 4

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23
Q

Very big cavity and or radiolucency in the inner third of dentin.

A

Grade 5

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24
Q

Radiolucency in outer half of enamel

A

Grade 1

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25
Q

Radiolucency in inner half of enamel

A

Grade 2

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26
Q

Radiolucency in the outer third of dentin

A

Score 3

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27
Q

Radiolucency in the middle third of dentin

A

Grade 4

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28
Q

Radiolucency in the inner third of dentin

A

Grade 5

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29
Q

Radiolucency in the inner third of dentin

A

Grade 5

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30
Q

By Ancient Sumerians

A

The Legend of Worms

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31
Q

By Ancient Sumerians

A

The Legend of Worms

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32
Q

This theory gives an idea that the caries is caused by worms possibly prevalent for long period of time.

A

The Legend of Worms

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33
Q

Fed on the root of jaws

A

The Legend of Worms

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34
Q

Parmly in 1820 proposed that caries is caused by unidentified “chymal agents”

A

Chemical theory

35
Q

Proposed that caries was caused due to fermentation of food particles around the teeth.

A

Robertson

36
Q

Erdi introduced the relation of microorganism as a causative agent of tooth decay.

A

Parasitic Theory

37
Q

Ficnus attributed dental caries as “ Denticolae”

A

Parasitic Theory

38
Q

Laber and Rottenstein said that dental caries initiate as chemical process but living microorganism continue the disintegration of enamel and dentin.

A

Parasitic Theory

39
Q

introduced the relation of microorganism as a causative agent of tooth decay.

A

Erdl

40
Q

attributed dental caries as “ Denticolae”

A

Ficnus

41
Q

said that dental caries initiate as chemical process but living microorganism continue the disintegration of enamel and dentin.

A

Laber and Rottenstein

42
Q

No radiolucency below occlusal enamel.

A

Pits and Fissures (Non cavitated)

43
Q

Deep groves may be present.

A

Pits and Fissures (Non cavitated)

44
Q

Superficial staining may be present.

A

Pits and Fissures (Non cavitated)

45
Q

Mechanical binding explorer may occur.

A

Pits and Fissures (Non cavitated)

46
Q

Chalkiness of enamel on wall and base of pits or fissure.

A

Pits and Fissures (cavitated)

47
Q

Softening of the base of pit or fissure

A

Pits and Fissures (cavitated)

48
Q

Brown gray discoloration under enamel adjacent to pit and fissure.

A

Pits and Fissures (cavitated)

49
Q

Clinical features:
- Appears brown or black
- feel slightly soft
- catch a fine explorer point
- lateral spread of caries at DEJ
- penetration into dentin along dentinal
Tubules may be extensive
- Without fracturing away overhanging enamel

A

Pits and Fissures Caries

50
Q

Intact surface: use explorer to judge the surface.

A

Smooth Surface (Non cavitated)

51
Q

Opacity of surface enamel

A

Smooth Surface (Non cavitated)

52
Q

Radiolucency

A

Smooth Surface (Non cavitated)

53
Q

Marginal ridges are not discolored

A

Smooth Surface (Non cavitated)

54
Q

Surface broken: detected visually and tactically

A

Smooth Surface (cavitated)

55
Q

Opaque area in dentin or transillumination

A

Smooth Surface (cavitated)

56
Q

Discolored marginal ridges

A

Smooth Surface (cavitated)

57
Q

Also known as cemental caries

A

Root Surface Caries

58
Q

Involves both dentin + cementum

A

Root Surface Caries

59
Q

Increase in number of people exhibiting gingival recession with clinical exposure of cemental surface.

A

Root Surface Caries

60
Q

Stationary or static caries

A

Arrested Caries

61
Q

No tendency for further progression

A

Arrested Caries

62
Q

Arrested caries involving dentin shows a marked brown pigmentation and induration of the lesion (the so called ‘eburnation of dentin”

A

Arrested Caries

63
Q

Exclusively seen in caries of occlusal surface with large open cavity in which there is lack of blood retention.

A

Arrested Caries

64
Q

Also, on the proximal surfaces of tooth in cases in which the adjacent approximating tooth has been.

A

Arrested Caries

65
Q

Extracted sclerosis of dentinal tubules and secondary dentin formatting commonly occur.

A

Arrested Caries

66
Q

Due to nursing bottle containing milk or milk formula, fruit juice or sweetened water.

A

Nursing Bottle Caries

67
Q

Sometimes it occurs due to sugar or honey sweet.

A

Nursing Bottled Caries

68
Q

Prolonged feeding beyond usual time may result in early + rampant caries

A

Clinical features of Nursing Bottled Caries

69
Q

Early carious involvement of maxillar/Anterior, maxillaty + mandibular 1st permanent molars, mandibular canines.
remain.

A

Clinical Features of Nursing Bottled Caries

70
Q

Carious process is so severe that only foot stumps

A

Clinical Features of Nursing Bottled Caries

71
Q

Suddenly appearing

A

Rampant Caries

72
Q

Widespread

A

Rampant Caries

73
Q

Resulting in early involvement of pulp

A

Rampant Caries

74
Q

Specific form of rampant caries

A

Nursing Bottled Caries

75
Q

Primary dentition affected.

A

Nursing Bottled Caries

76
Q

C/F specific pattern-maxillary incisor

A

Nursing Bottled Caries

77
Q

Acute widespread caries with early pulpal involvement of teeth that are usually immune to decay.

A

Rampant Caries

78
Q

Both dentitions are affected

A

Rampant caries

79
Q

Rapid Appearance of new lesions

A

Rampant Caries

80
Q

The early caries lesion, best seen on the mouth surface of teeth, is visible as a white spot.

A

Incipient Caries

81
Q

Histologically the lesion has an apparently intact surface layer overlying subsurface demineralization

A

Incipient Caries

82
Q

Significantly may such lesion can undergo remineralization and thus lesion per se is not indication for restorative treatment

A

Incipient Caries

83
Q

These white spot lesion may be confused initially with white developmental defects of enamel formation, which can very differentiated by their

  1. Position away from gingival margin
  2. Shape
  3. Symmetry
A

Incipient Caries

CARIOLOGY UV (3 decks)

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