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Radiographic Interpretation > Lecture 1- Intro > Flashcards

Lecture 1- Intro Flashcards

1
Q

The first component radiographic interpretation including differential diagnosis is:

A

Proper imaging technique

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2
Q

In terms of differential diagnosis, we need both knowledge and experience including:

A
  1. vision
  2. cognition
  3. image interpretation
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3
Q

Proper imaging technique includes:

A
  1. manual
  2. cerebral
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4
Q

What can be seen in the following image?

A

mesodens

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5
Q

Radiographic description includes:

A
  1. single vs. multiple
  2. location
  3. relative proximity to adjacent structure
  4. size in dimensions
  5. outline (well demarcated vs. diffuse) (corticated vs. non-corticated)
  6. density (radiolucent, radiopaque, or mixed)
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6
Q

non-corticated:

A

does not have a radiopaque lining

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7
Q

corticated:

A

lesion has a radiopaque lining

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8
Q

If a lesion is radiolucent, what does this mean about the tissue that makes it up?

A

mostly soft tissue

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9
Q

If a lesion is radiopaque, this signifies:

A

mineralization

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10
Q

How do we describe the QUANTITY of a lesion?

A
  1. Single vs. Multiple
  2. Unilateral vs. Bilateral
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11
Q

How do we QUALIFY a radiograph?

A
  1. Location
  2. Size
  3. Relative Proximity to adjacent strucutres
  4. Outline
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12
Q

When QUALIFYING a radiograph, how might you describe the LOCATION?

A
  • right vs. left
  • anterior vs. posterior
  • localized to area of dental arch
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13
Q

When QUALIFYING a radiograph, how might you describe the SIZE?

A
  • dimensions in mm
    (diameter, length, greatest dimensions)
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14
Q

When QUALIFYING a radiograph, how might you describe the RELATIVE PROXIMITY (DIMENSIONS) TO ADJACENT STRUCTURES?

A
  • supplements the measurement
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15
Q

When QUALIFYING a radiograph, how might you describe the OUTLINE?

A
  • well demarcated vs. diffuse
  • smooth vs. irregular
  • corticated vs. non corticated
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16
Q

When QUALIFYING a radiograph, how might you describe the DENSITY?

A
  • radiolucent vs. radiopaque vs. mixed
  • mild, moderate, or intense
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17
Q

Allows you to include and/or exclude disease processes based on an educated assessment of the process:

A

Differential diagnosis

18
Q

For differential diagnosis, what type of information can you gather and analyze?

A
  1. history
  2. clinical findings (specific/unique signs & symptoms)
  3. Lab data
19
Q

Oral radiology descriptive lesion groups include: (11)

A
  1. Periapical radiolucencies
  2. Pericoronal radiolucencies
  3. Inter-radicular or solitary radiolucencies
  4. Multilocular radiolucencies
  5. Ragged radiolucencies
  6. Generalized rarefactions
  7. Mixed radiolucent-radiopaque lesions
  8. Periapical radiopacities
  9. Solitary radiopacities
  10. Generalized radiopacities
  11. Radiopacities outside the jaws
20
Q

Radiolucencies around the corn of impacted teeth:

A

pericoronal radiolucencies

21
Q
  • 58 year old male
  • no sensitivity or pain
  • no swelling or tissue changes
  • further testing determines teeth are WNL

What can be noted when looking at this image?

A
  1. edentulous patient
  2. atrophic maxillary alveolar ridge
  3. Lesion
    Location: right side of mandible/ inferior border
    Density: radiolucent
    Outline: well-demarcated
    Quantity: single, unilocular
22
Q

If a lesion is located in the alveolar bone, it may be more of an:

If its in the basal bone, its may be more likely to be:

A

odontogenic tumor

non-odontogenic (unless extending from alveolar bone)

23
Q

Presents:
- 58 year old male
- no sensitivity or pain
- no swelling or tissue changes
- further testing determines teeth are WNL

Clinical Findings:
1. edentulous patient
2. atrophic maxillary alveolar ridge
3. Lesion
Location: right side of mandible/ inferior border
Density: radiolucent
Outline: well-demarcated
Quantity: single, unilocular

Differential Diagnosis?

A
  1. Stafne cyst
  2. Gorlin cyst (calcifying odontogenic cyst)
  3. Ossifying fibroma
  4. Neurofibroma
  5. Calcifying epithelial odontogenic tumor
24
Q

FMS:

A

Full Mouth Survey

25
Q

Gives you an idea of how much of the tooth is supported by the bone:

A

crown root ratio

26
Q

The radiographic crown:

A

tooth structure NOT supported by bone

27
Q

What do large nutrient canals signify?

A

chronic inflammatory disease process

28
Q

What is signified by the arrows?

A

alveolar crest

29
Q

What is signified by the arrows?

A

floor/wall of maxillary sinus

30
Q

What is signified by the arrows?

A

zygomatic border

31
Q

What is signified by the arrows?

A

zygomatic process of the maxilla

32
Q

What is signified by the arrows?

A

floor of nasal fossa

33
Q

What soft tissue structure can be seen in this image?

A

nasolabial fold

34
Q

What is signified by the arrows?

A

nasolabial fold

35
Q

What is signified by the arrows?

A

alveolar crest

36
Q

What is signified by the arrows?

A

external oblique line

37
Q

What is signified by the arrows?

A

internal oblique line

38
Q

What is signified by the arrows?

A

internal oblique line

39
Q

What is signified by the arrows?

A

inferior alveolar canal

40
Q

What is signified by the arrows?

A

inferior mandibular border

41
Q

What is signified by the arrows?

A

floor of nasal fossa

Radiographic Interpretation (10 decks)

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