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CARIO MIDTERMS > MIDTERMS > Flashcards

MIDTERMS Flashcards

1
Q

Objective method of determining whether caries is present

A

Lesion detection

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2
Q

Classification according to new lesions or recurrent lesions

A
  • Primary caries
  • Recurrent caries (Secondary caries)
  • Rampant caries
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3
Q

Restoration and Sealant Codes: Lost or broken restoration

A

7

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4
Q

Caries Codes: Localized enamel breakdown without clinical visual sign of dentin involvement

A

3

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5
Q

a conical beam together with the flat sensor travels 360 degrees around objects

A

Code Beam Computer Tomography

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6
Q

When spread of caries along the DEJ exceeds in contagious enamel

A

Backward caries

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7
Q

CAMBRA: MODERATE (PERIODIC OE, FLUOIDE, DIET COUNSELING)

A

6 mos.
Brush 2x daily with F toothpaste +0.05% (220 ppmF) NaF mouth rinse (day and night)
Or Rx: 5000 ppmF toothpaste 2x daily
Reduce meal snacking

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8
Q
  • Used for epidemiological investigations where the carious activity is at its late stage.
  • it is also the primary developer of the records regarding carious activity
A

WHO organizational index

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9
Q

this is the deepest layer or zone, near dentin, and represents the advancing front of the lesion
- 10x more porous, not always present

A

Zone 1

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10
Q

Uses electrical conductivity to determine amount of demineralization

A

Electrical conductance measurement

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11
Q

Appears as a narrow radiolucent line around the root surface

A

PDL

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12
Q

Restoration and Sealant Codes: Sealant, partial

A

1

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13
Q

Caries cone in enamel is larger or equal to dentin

A

Forward caries

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14
Q

Found in gingival third buccal and lingual surfaces, proximal surfaces, and all smooth surfaces of teeth

A

Smooth surface caries

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15
Q

Restoration and Sealant Codes: sealant, full

A

2

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16
Q

Early dentinal changes

A
  • Dentinal sclerosis
  • Transparent dentin
  • Initial decalcification of Dentinal Tubules
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17
Q

Name of Zone 1

A

Translucent zone

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18
Q

Carious dissolution of dental hard tissue always start on a tooth’s surface

A

Enamel caries

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19
Q

Lesion on unrestored surfaces

A

Primary caries

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20
Q

Shape of caries in radiographs in proximal surfaces

A

Triangular

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21
Q

Restoration and Sealant Codes: Not sealed or restored

A

0

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22
Q

Applies probe as electrode into fissures and the electrical conductance of the site is measured

A

Site-specific (Electrical conductance Measurement)

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23
Q
  • Sign of initial carious lesion with first evidence of demineralization.
  • formation is usually 3 weeks
A

White spots

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24
Q

Slow progressing, long standing lesions

A

Chronic caries

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25
Q

Zone 4

A

Surface zone

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26
Q

4 steps of diagnostic process

A
  1. Assemble all the facts
  2. Analyze and interpret data to reach a tentative or provisional diagnosis
  3. Make a differential diagnosis
  4. Select the closest, possible choice - Final Diagnosis
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27
Q

ICDAS codes and Criteria

A
  1. Occlusal
    a. pits and fissures, b. Smooth surface (mesial, distal)
    c. Caries associated with restorations and sealants
  2. Root surfaces
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28
Q

Aims to characterize or monitor caries lesion once detected

A

Lesion assessment

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29
Q

Slightly darker than enamel in radiographs

A

Dentin

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30
Q

Caries Codes: First visual change in enamel only after prolonged air drying

A

1

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31
Q

Found in buccal and lingual surfaces of molars and lingual surface of maxillary anteriors

A

Pits and fissure caries

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32
Q

when enamel caries reaches the DEJ

A

Dentinal caries

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33
Q

Restoration and Sealant Codes: Temporary restoration

A

8

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34
Q

In this radiograph method, the whole oral cavity or dentition is seen

A

Panoramic

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35
Q

Pulp chamber and canals are seen as radiolucent lines within the tooth

A

Pulp Cavity

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36
Q

Implying a human professional summation of all data

A

Caries Diagnosis

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37
Q

CAMBRA: LOW (PERIODIC OE, FLUOIDE, DIET COUNSELING)

A

Brush 2x daily with F toothpaste
No diet counseling

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38
Q

Lesions developing adjacent to restorations

A

Recurrent Caries

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39
Q

In this radiograph method, the whole tooth is seen, and should be on the center of the radiograph

A

Intraoral Periapical

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40
Q

Caries Codes: Underlying dark shadow from dentin

A

4

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41
Q

Restoration and Sealant Codes: Tooth colored restoration

A

3

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42
Q
  • Lies adjacent and superficial to the translucent zone
  • does not transmit polarized light
A

Zone 2

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43
Q

___ Is a good electrical insulator due to its high inorganic content

A

Sound tooth

44
Q

Name of Zone 3

A

Body of lesion

45
Q

Visible light new technologies

A
  1. Optical caries Monitor
  2. Quantitative fiber-optic transillumination
  3. Digital Image fiber-optic transillumination
  4. Quantitative light/laser-induced fluorescence (QLF)
46
Q

Restoration and Sealant Codes: porcelain, gold, PFM crown or veener

A

6

47
Q

Anatomical sites where caries develop

A
  • Pits and fissures
  • Smooth surface caries
  • Root caries
48
Q

Connected surfaces are involved in the development of caries

A

Compound caries

49
Q

Most radiopaque structure

A

Enamel

50
Q

Caries Codes: Large distinct cavity with visible dentin

A

6

51
Q

it means “do no harm”

A

Primum non cere

52
Q

Uses visible light instead of ionizing radiation

A

Digital Imaging fiber-optic transillumination

53
Q

Similar to dentin in appearance in radiographs

A

Cementum

54
Q

Introduced in 1998 as adjunct to diagnosis of occlusal caries, and uses infrared laser fluorescence of 655nm

A

Diagnodent-Laser fluorescence

55
Q

Best observe using the bitewing radiograph

A

Recurrent caries at the cervical area

56
Q

CAMBRA: VERY HIGH (PERIODIC OE, FLUOIDE, DIET COUNSELING)

A

3-4 mo.
5. F interventions

57
Q

Types of explorers

A
  • Interproximal/ Briault/ Back action
  • Straight
  • Shepherd’s Hook/ Curved Arch
58
Q
  • Zone of normal dentin
  • Fatty degeneration of Tome’s fibers
A

Zone of fatty degeneration (Z1)

59
Q

Classification based on pathway of caries spread

A
  • Forward caries
  • Backward caries
60
Q

Caries Codes: Definite cavity with visible dentin

A

5

61
Q

Electrical current tools

A
  • electrical conductance measurement
  • Electrical impedance measurement
62
Q

4 colors in electrical conductance measurement - caries meter

A

Green (no caries)
Yellow (enamel caries)
Orange (dentin caries)
Red (Pulpal involvement)

63
Q

Further demineralization of intertubular dentin leading to softer dentin

A

Zone of decalcification of dentin

64
Q

Restoration and Sealant Codes: Stainless steel crown

A

5

65
Q

The outermost zone, composed of bacteria filled dentin and must be removed during tooth preparation

A

Zone of decomposed dentin

66
Q

Able to scan the entire 3D object and can manipulate TACT

A

Code Beam Computer Tomography

67
Q

Caries in enamel in proximal surfaces may be evident in this percentage of dimenarlization

A

30-40%

68
Q

CAMBRA HIGH (PERIODIC OE, FLUOIDE, DIET COUNSELING)

A

4-6 months
3 fluoride interventions

69
Q

Criteria under visual

A
  • Cavitation
  • Surface Roughness
  • Opacification
  • Discoloration
70
Q

Current used in caries meter

A

400 Hz

71
Q

Used in white spot lesions.
Scattering of light is stronger in white spot lesions than in sound enamels

A

Optical caries Monitor

72
Q

Zones of dentinal caries

A
  • Zone 1 (Zone of fatty degeneration)
  • Zone 2 (Zone of dentinal sclerosis)
  • Zone 3 (Zone of decalcification of dentin)
  • Zone 4 (Zone of bacterial invasion)
  • Zone 5 (zone of decomposed dentin)
73
Q

Slow progressing, long standing, large open cavity that no longer retains food, has self-cleansing mechanism, and color is dark

A

Inactive or arrested carious lesion

74
Q

Electrical Impedance measurement is also known as?

A

Electronic caries monitor

75
Q

Defined as utilization of scientific knowledge for identifying a disease process and to differentiate it from other disease process

A

Diagnosis

76
Q

This is a noncarious root surface that may appear carious

A

Cervical burnout

77
Q

Three surfaces are involved or has lesions.
may be connected or separated

A

Complex caries

78
Q

Restoration and Sealant Codes: amalgam restoration

A

4

79
Q

Recent technologies in the market

A
  1. Visible light
  2. Laser Light
  3. Electrical current
  4. Ultrasound
  5. Digital Radiographs Methods
80
Q

uses ultrasound to detect early carious lesion in smooth surfaces

A

Ultrasound caries detector

81
Q

Examples of Radiographic Methods

A
  1. Intraoral Periapical
  2. Bitewing
  3. panoramic
82
Q

Measures entire occlusal surface

A

Surface-specific (Electric conductance measurement)

83
Q

Classifications according to Speed of Carious Progression

A

Mali ni

84
Q

___ tooth has lower impedance than ___ tooth

A

Caries, Sound

85
Q

Current used is 25 Hz and measured conductance is converted to an ordinary 0-9 scale

A

Vanguard Electronic Caries Detector

86
Q
  • Largest portion of incipient caries
  • Area of the greatest demineralization
  • more porous
A

Zone 3

87
Q

In primary dentition of infants and young children that are in bottle feeding

A

Bottle caries

88
Q

Name of Zone 2

A

Dark zone

89
Q

Classification based on number of tooth surfaces involved

A
  • Simple caries
  • Compound caries
  • Complex caries
90
Q

In this radiograph method, it view both crows/ cut roots, and to see upper or lower crowns but no roots

A

Bitewing

91
Q
  • Not or least affected by caries
  • ## has greater resistance and greater degree of mineralization
A

Zone 4

92
Q

Uses fluorescence in detecting caries and it enhances early detection particularly white spot lesions in smooth surface

A

Quantitative light/laser induced fluorescence

93
Q

In this method, an explorer is used to detect softened tooth structure

A

Tactile

94
Q
A
95
Q

Used to describe dental caries in young children dentition

A

Early childhood caries

96
Q

It is a simple, logical, evidence-based system for detection and classification of caries in dental education, clinical practice, dental research, and dental public health

A

International Caries Detection and Assessment System (ICDAS)

97
Q

Widening and distortion of dentinal tubules filled with bacteria
- Not self-repairable with less mineral content and irreversible denatured collagen

A

Zone of bacterial invasion

98
Q

Intertubular dentin is demineralized
- Damage to the odontoblastic zone process is apparent

A

Zone of dentinal sclerosis

99
Q

Caries Codes: Healthy

A

0

100
Q

Diagnosis mainly depends on clinical examination

A

Secondary caries

101
Q

A measureof degree at which an electric circuit resist electric current flow when a voltage is applied across two electrodes

A

Electrical impedance measurement

102
Q

Caries that remain in the prepared tooth surface even after placing restoration

A

Residual caries

103
Q

It is radiopaque line representing tooth socket

A

Lamina Dura

104
Q

One tooth surface is involved

A

Simple caries

105
Q

Found below smooth caries covered by cementum

A

Root caries

106
Q

Caries Codes: Definite visual change in enamel

A

2

CARIO MIDTERMS (1 decks)

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