Intro to Diagnostic Imaging Flashcards

1
Q

What are the properties of x-rays?

A

-penetrates most matter
-affects photographic film
-makes some chemicals emit light
-ionizes matter

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2
Q

What are the average doses of mrem received per image?

A

620 mrem/yr naturally

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3
Q

Radiolucency means ______ whereas radiopaque means _______

A

high radiographic density, low radiographic density

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4
Q

What are the photographic properties and geometric properties that a radiograph is evaluated on?

A

Photographic: density and contrast

Geometric: sharpness and distortion

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5
Q

Density refers to the amount of _____ on the film whereas contrast refers to the amount of ______ on a film

A

blackness, shades of gray

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6
Q

What are the ABCs of radiologic interpretation?

A

alignment, bone, cartilage space, soft tissue

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7
Q

What is the cardinal rule of radiography?

A

must have at least 2 views at 90 degrees to eachother

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8
Q

What are the standard cervical series?

A

APOM (anterior posterior open mouth)
APLC (anterior posterior lower cervical)
LCN (lateral cervical neutral)

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9
Q

What is this view

A

anterior posterior open mouth

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10
Q

what is this view

A

anterior posterior lower cervical

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11
Q

what is this view

A

lateral cervical neutral

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12
Q

what is this view

A

cervical oblique

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13
Q

What is this view

A

lateral cervical flexion

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14
Q

What is this view

A

lateral cervical extension

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15
Q

What is this view

A

swimmers view

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16
Q

What is this view

A

AP thoracic

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17
Q

What is this view

A

lateral thoracic

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18
Q

What is this view

A

PA chest

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19
Q

What is this view

A

lateral chest

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20
Q

What is this view

A

AP lumbar

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21
Q

what is this view

A

lateral lumbar

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22
Q

what is this view

A

lumbar oblique

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23
Q

What is this view

A

angulated lumbrosacral spot view

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24
Q

What is this view

A

AP pelvis

25
Q

What is this view

A

AP hip

26
Q

What is this view

A

frog leg hip

27
Q

What is this view

A

AP knee

28
Q

What is this view

A

lateral knee

29
Q

What is this view

A

tunnel view

30
Q

What is this view

A

tangential (sunrise) view

31
Q

what is this view

A

AP ankle

32
Q

what is this view

A

medial oblique ankle

33
Q

what is this view

A

lateral ankle/mortise view

34
Q

What is this view

A

AP foot

35
Q

What is this view

A

medial oblique foot

36
Q

what is this view

A

lateral foot

37
Q

what are the views for the toes?

A

AP toes, Oblique toes, lateral toe

38
Q

What is this view

A

internal rotation shoulder

39
Q

what is this view

A

external shoulder rotation

40
Q

what is this view

A

baby arm shoulder

41
Q

What is this view

A

scapular Y view

42
Q

what is this view

A

acromioclavicular stress view

43
Q

what is this view

A

AP elbow

44
Q

what is this view

A

medial oblique elbow

45
Q

what is this view

A

lateral elbow

46
Q

what is this view

A

tangential (Jones) view

47
Q

what is this view

A

PA wrist

48
Q

what is this view

A

medial oblique wrist

49
Q

what is this view

A

lateral wrist

50
Q

what is this view

A

scaphoid view

51
Q

what is this view

A

PA hand

52
Q

what is this view

A

palmar oblique hand

53
Q

what is this view

A

lateral hand

54
Q

what are the views for fingers and thumbs?

A

PA finger/thumb, oblique finger/thumb, lateral finger/thumb

55
Q

Which of these is a bone window and which of these is a lung window?

A
56
Q

Is this T1 weighted sagittal or T2 weighted sagittal?

A

T1 weighted - fat is brightest signal

57
Q

Is this T1 weighted sagittal or T2 weighted sagittal?

A

T2 weighted - water is brightest signal

58
Q

What is bone scanning/scintography useful for?

A

determining areas of metabolic activity - sensitive, nonspecific - injected with radioactive tracer

59
Q

What does positron emission tomography (PET) scanning tell us?

A

areas of metabolic activity - injected with signal emitting tagged glucose