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Flashcards in Bone Disease Deck (62)
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1

This lesion would be considered ____-based

Medullary (centric)

2

This lesion would be considered ____-based

Cortical (eccentric)

3

This lesion would be considered ____-based

Periosteal

4

This lesion would be consider ____-based

Extraosseus

5

The shape of this lesion would be described how

Pedunculated Exostosis (think of broccoli)

6

The shape of this lesion would be described how

Sessile Exostosis

7

What is shown here?

Poorly defined margination

8

What is shown here?

Well defined margination

9

What is shown here?

Cortical Thinning

(also well-defined lesion)

10

What is shown here?

Cortical Thickening

11

What is shown here in regards to cortex?

Cortical Expansion with cortical interupption

12

What is shown here?

Cortical Destruction

13

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

Osteolytic (aka permeative/motheaten)

14

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

Lucent (aka geographic or soap bubbly)

15

What lesion is shown here in regards to density?

Lucent (aka geographic)

16

What is shown here in regards to density?

Soap Bubble (lucent, well-defined)

17

What is seen here in regards to density?

Peremeative/Motheaten (osteolytic)

18

What is seen here in regards to density?

Permeative/Motheaten

19

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

Permeative/Motheaten

20

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

Osteoblastic

21

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

Sclerotic

22

What is seen here in regards to density?

Osteoblastic (large zone of transition, ill defined)

23

What is seen here in regards to density?

Sclerotic

24

What is seen here in regards to density?

Mixed (osteoblastic & osteolytic)

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