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Bone Disease Flashcards

(62 cards)

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1
Q

This lesion would be considered ____-based

A

Medullary (centric)

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2
Q

This lesion would be considered ____-based

A

Cortical (eccentric)

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3
Q

This lesion would be considered ____-based

A

Periosteal

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4
Q

This lesion would be consider ____-based

A

Extraosseus

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5
Q

The shape of this lesion would be described how

A

Pedunculated Exostosis (think of broccoli)

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6
Q

The shape of this lesion would be described how

A

Sessile Exostosis

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7
Q

What is shown here?

A

Poorly defined margination

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8
Q

What is shown here?

A

Well defined margination

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9
Q

What is shown here?

A

Cortical Thinning

(also well-defined lesion)

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10
Q

What is shown here?

A

Cortical Thickening

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11
Q

What is shown here in regards to cortex?

A

Cortical Expansion with cortical interupption

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12
Q

What is shown here?

A

Cortical Destruction

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13
Q

_____ are usually used to describe decreased focal density due to aggressive lesions

A

Osteolytic (aka permeative/motheaten)

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14
Q

_____ are usually used to describe decreased focal density due to benign lesions

A

Lucent (aka geographic or soap bubbly)

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15
Q

What lesion is shown here in regards to density?

A

Lucent (aka geographic)

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16
Q

What is shown here in regards to density?

A

Soap Bubble (lucent, well-defined)

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17
Q

What is seen here in regards to density?

A

Peremeative/Motheaten (osteolytic)

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18
Q

What is seen here in regards to density?

A

Permeative/Motheaten

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19
Q

What is seen here in regards to density? (left is abnormal)

A

Permeative/Motheaten

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20
Q

_____ are usually used to describe increased focal density due to aggressive lesions

A

Osteoblastic

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21
Q

_____ are usually used to describe increased focal density due to benign lesions

A

Sclerotic

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22
Q

What is seen here in regards to density?

A

Osteoblastic (large zone of transition, ill defined)

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23
Q

What is seen here in regards to density?

A

Sclerotic

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24
Q

What is seen here in regards to density?

A

Mixed (osteoblastic & osteolytic)

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25
What are the 5 different types of matrixes?
Fat Cartilage Bone Fibrous Cystic/Fluid
26
What is seen here in regards to matrix?
Fat Matrix - bone
27
What is seen here in regards to matrix?
Fat matrix - soft tissue (periosteal reaction in orange)
28
Focal, small spots in cartilaginous matrix is referred to as \_\_\_\_
Stippled
29
What is seen here in regards to matrix?
Stippled calcification in cartilaginous matrix
30
Larger, variable size & density, confluence of stippled Ca++ is referred to as \_\_\_\_
Flocculent
31
Thin, curvilinear Ca++, typically seen in aggressive leasions referred to as \_\_\_\_
Arc & ring
32
What is seen here in regards to matrix?
Flocculent calcification - cartilage matrix
33
What is seen here in regards to matrix?
Arc & ring - cartilage matrix (laterally)
34
Osseous Matrix (sclerotic benign tumor)
35
"Ground glass" appearance is associated with a lesion in the ____ matrix
Fibrous matrix
36
What is seen here in regards to matrix?
Fibrous Matrix - Ground glass (smoky)
37
What is seen here in regards to matrix?
Cystic Matrix
38
What are the 4 categories of periosteal reactions from least to most aggressive?
Solid Laminated Spiculated Codmans triangle
39
What is seen here in regards to periosteal reaction?
Solid - single layer
40
What is seen here in regards to periosteal reaction?
Solid - cortical thickening
41
What is seen here in regards to periosteal reaction?
Sold - irregular single layer
42
What is seen here in regards to periosteal reaction?
Laminated
43
In a stipulated periosteal reaction, ____ refers to lesion perpendicular to cortex & _____ refers to lesion radiating from a point source
Hair-on-end Sunburst
44
What is seen here in regards to periosteal reaction?
Spiculated - hair on end
45
What is seen here in regards to periosteal reaction?
Spiculated - hair on end
46
What is seen here in regards to periosteal reaction?
Spiculated - sunburst
47
What is seen here in regards to periosteal reaction?
Codmans triangle
48
What is seen here in regards to soft tissue changes?
Water density
49
What is seen here in regards to soft tissue changes?
Fat density
50
What is seen here in regards to soft tissue changes?
Calcific density
51
What is seen here in regards to soft tissue changes?
Ossific Density
52
How would you describe the left vs. right image in regards to number of lesions?
Monostotic Polyostotic
53
Long zone of transition Permeative or motheaten appearence Cortical destruction Solid, lamined, or spiculated periosteal reaction Codmans triangle Soft tissue involvement/mass These are characteristics of ____ (benign/aggressive) lesions
Aggressive
54
Short zone of transition Cortical thinning Cortical expansion w/o destruction Sclerotic rim or peripheral sclerosis Solid or periosteal reaction Lesion size stable These are characteristics of ____ (benign/aggressive) lesions
Benign
55
Describe this lesion in location, density, cortical & overall appearence Aggressive or benign?
Distal tibial (lateral) metaphysis Lucent, thin rim of sclerosis Eccentrically located, cortically based Cortical thinning & expansion Soap bubble appearence Benign
56
Describe this lesion in location, density, cortical & overall appearence Aggressive or benign?
Distal Diaphysis/Metaphysis Motheaten/Permeative Long zone of transition Ill-defined lucencies, cortical destruction Periosteal reactions Soft Tissue mass Aggressive
57
Describe location of lesion, \_\_\_\_-based
Intertrochanteric Medullary-based
58
The following lesion is ____ based
Eccentrically, cortical-based
59
Descibe location of lesion
2nd Distal Phalange
60
Describe shape of lesion
Pedunculated exostosis
61
Describe the margination of the following lesion
Sharply marginated, well defined lesion
62

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