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Radiology 122 > Upper extremity projections > Flashcards

Upper extremity projections Flashcards

1
Q

For all Digit projections the IR position is?

A

center to PIP joint

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2
Q

For all Digit projections the CR position is?

A

Perpendicular to PIP joint

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3
Q

For all digit projections the collimation is?

A

1” on all sides

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4
Q

For all upper extremity projections SID is?

A

40”

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5
Q

For Digit PA the criteria to be met is?

A

enter digit to metacarpal
no soft tissue overlap
equal concavity on sides
open IP/MCP joints

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6
Q

For Digit Lateral the criteria to be met is?

A 
enter digit to metacarpal
fingernail in profile
open IP joints
concavity of anterior surface
no superimposition of proximal phalanx or MCP joint
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7
Q

For Digit oblique the criteria to be met is?

A

open IP/MCP joint
digit rotated 45 degrees
entire digit
no superimposition of adjacent digits

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8
Q

For All thumb Projections the cassette size is?

A

10x12

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9
Q

For Oblique thumb projections the IR position is?

A

center to MCP joint

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10
Q

For oblique thumb projections the CR position is?

A

Perpendicular tot he MCP joint

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11
Q

For all thumb projections the collimation is?

A

1” on all sides

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12
Q

For AP thumb projection the IR position is?

A

center to long axis of thumb

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13
Q

For AP thumb projections the CR position is?

A

Perpendicular to the MCP joint

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14
Q

For AP thumb projections the criteria to be met is?

A

distal thumb to trapezium
open IP/MCP joint
concavity
equal soft tissue

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15
Q

For Lateral Thumb projections the IR position is?

A

@ level of MCP joint

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16
Q

For lateral thumb projections the CR position is?

A

perpendicular to 3rd MCP joint

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17
Q

For Lateral thumb projections the criteria to be met is?

A

distal thumb to trapezium
open IP/MCP joint spaces
Concave anterior surface

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18
Q

For all Hand projections the cassette used is?

A

10x12

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19
Q

For PA hand projections the IR is?

A

Center MCP joints

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20
Q

For PA hand projections the CR is?

A

perpendicular to 3rd MCP joint

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21
Q

For PA hand projections the criteria to be met is?

A

fingertips to distal radius/ulna
seperate digits no soft tissue overlap
equal concavity
open MCP/IP joint

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22
Q

For PA oblique Hand projections the IR is?

A

center to MCP joint

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23
Q

For PA oblique Hand projections the CR is?

A

perpendicular to 3rd MCP joint

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24
Q

For PA oblique Hand projections the criteria to be met is?

A

fingertips to distal radius/ulna
digits separated
45 degree rotation
open MCP joints/IP Joints

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25
Q

For Hand Lateral projections the IR is?

A

center to MCP joint

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26
Q

For Hand Lateral projections the CR is?

A

Perpendicular to 2nd digit MCP joint

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27
Q

For Hand Lateral projections the criteria to be met is?

A

fingertips to distal radius/ulna
hand in true lateral
superimposed metacarpals
superimposed radius/ulna

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28
Q

For all wrist projections the cassette size?

A

10x12

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29
Q

For all wrist projections the collimation is?

A

2.5” proximal and distal to wrist

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30
Q

For PA wrist the IR is?

A

center to wrist joint

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31
Q

For PA wrist the CR is?

A

perpendicular to midcarpal area

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32
Q

For PA wrist the criteria to be met is?

A

distal radius/ulna
carpals and proximal half metacarpals
open radioulnar joint

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33
Q

For Lateral Wrist the IR is?

A

center to wrist joint, 90 degree elbow flex

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34
Q

For Lateral Wrist the CR is?

A

perpendicular to midcarpal area

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35
Q

For Lateral Wrist the criteria to be met is?

A

distal radius/ulna
proximal metacarpals
superimposed radius/ulna
superimposed metacarpals

36
Q

For PA Oblique wrist the IR is?

A

center to scaphoid

37
Q

For PA Oblique wrist the CR is?

A

perpendicular to midcarpal area

38
Q

For PA Oblique wrist the criteria to be met is?

A

45 degree rotation
distal radius/ulna
carpal and proximal metacarpals
trapezium and scaphoid w/o superimposition
open trapeziotrapezoid and scahotrapezial joint spaces

39
Q

For scaphoid PA axial (Stetcher method) what is the cassette size?

40
Q

For scaphoid PA axial (Stetcher method) IR Position?

A

elevate 20 degrees, center to midcarpal area

41
Q

For scaphoid PA axial (Stetcher method) CR position?

A

enter scaphoid

42
Q

For scaphoid PA axial (Stetcher method) collimation is?

A

2.5” proximal and distal to wrist joint

43
Q

For scaphoid PA axial (Stetcher method) criteria to be met?

A

scaphoid with articulations open
no rotation of wrist
distal radius/ulna, carpals and metacarpals

44
Q

For Carpal Canal Gaynor Hart Method what cassette size is used?

45
Q

For Carpal Canal Gaynor Hart Method what is the IR?

A

center to radial styloid process

46
Q

For Carpal Canal Gaynor Hart Method what is the CR?

A

1”distal to base of 3rd metacarpal. Angel 35-45 degrees

47
Q

For Carpal Canal Gaynor Hart Method what is the collimation?

A

1” on all 3 sides

48
Q

For Carpal Canal Gaynor Hart Method what is the criteria?

A

carpals in arch arangment
pisiform in profile
hamulus of hamate

49
Q

For All forearm projections the cassette size is?

50
Q

For All forearm projections the collimation is?

A

2”distal to wrist joint and proximal to elbow joint

51
Q

For AP forearm the IR is?

A

long axis parallel to forearm

52
Q

For AP forearm the CR is?

A

perpendicular to midpoint of forearm

53
Q

For AP forearm the criteria to be met is?

A

entire forearm including wrist and distal humerus
slight superimposition of radial neck, head and tuberosity over ulna
partial open elbow joint
open radioulnar joint

54
Q

For Lateral Forearm what is the IR position?

A

long axis parallel with forearm

55
Q

For Lateral Forearm what is the CR position?

A

perpendicular to midpoint of forearm

56
Q

For Lateral Forearm what is the criteria to be met?

A

entire forearm including wrist and distal humerus
superimposition of radius/ulna at distal end
superimposition of radial head over coronoid process

57
Q

For all elbow projections the cassette size is?

58
Q

For all elbow projections the collimation is?

A

3” proximal and distal to elbow joint

59
Q

For Elbow AP projections what is the IR?

A

center to elbow joint

60
Q

For Elbow AP projections what is the CR?

A

perpendicular to elbow joint

61
Q

For Elbow AP projections what is the criteria to be met?

A

radial head, neck and tuberosity slightly superimposed
open humeroradial joint
no rotation of humeral epicondyles

62
Q

For Elbow Lateral what is the IR?

A

center to elbow joint

63
Q

For Elbow Lateral what is the CR?

A

perpendicular to elbow joint-90 degree flex

64
Q

For Elbow Lateral what is the Criteria to be met?

A

olecranon process in profile
superimposed humeral epicondyles
radial tuberosity anteriorly
radial head partially superimposing coronoid process

65
Q

For Elbow AP Oblique Medial what is the IR?

A

center to elbow joint

66
Q

For Elbow AP Oblique Medial what is the CR?

A

perpendicular to elbow joint-45 degree medial rotation of Elbow

67
Q

For Elbow AP Oblique Medial what is the criteria to be met

A 
45 degree medial rotation
coronoid process in profile
ulna superimposed by radial head/neck
trochlea
olecranon process w/in olecranon fossa
68
Q

For Elbow AP oblique Lateral what is the IR?

A

center elbow joint

69
Q

For Elbow AP oblique Lateral what is the CR?

A

perpendicular to elbow joint-45 degree lateral rotation of elbow

70
Q

For Elbow AP oblique Lateral what is the criteria to be met?

A

45 degree lateral rotation
radial head, neck and tuberosity free of Ulna
capitulum in profile

71
Q

For Elbow AP distal humerus what is the IR?

A

center to condyloid area of humerus

72
Q

For Elbow AP distal humerus what is the CR?

A

perpendicular to humerus

73
Q

For Elbow AP distal humerus what is the criteria to be met?

A

distal humerus w/o rotation
proximal radius superimposed over ulna
closed elbow joint

74
Q

For Elbow AP distal proximal what is the IR?

A

behind upper end of forearm

75
Q

For Elbow AP distal proximal what is the CR?

A

perpendicular to elbow joint

76
Q

For Elbow AP distal proximal what is the criteria to be met?

A

prox radius/ulna w/o rotation
radial head, heck, tuberosity superimposed over ulna
partially open elbow joint
foreshortened distal humerus

77
Q

For all humerus projections the cassette size is?

78
Q

For all humerus projections the collimation is?

A

2” distal to elbow joint and superior to shoulder

79
Q

For Humerus AP Upright what is the IR?

A

1.5-2” above humeral head

80
Q

For Humerus AP Upright what is the CR?

A

perpendicular to midportion of humerus

81
Q

For Humerus AP Upright what is the criteria to be met?

A

elbow/shoulder joints visible
humeral epicondyles w/o rotation
humeral head and greater tubercle in profile

82
Q

For all humerus projections breathing instructions are?

83
Q

For Humerus Lateral what is the IR?

A

1.5” above level of humeral head

84
Q

For Humerus Lateral what is the CR?

A

perpendicular to midportion of humerus

85
Q

For Humerus Lateral what is the Criteria to be met?

A

elbow/shoulder joints visible
superimposed humeral epicondyles
lesser tubercle in profile
greater tubercle superimposed over humeral head

Radiology 122 (18 decks)

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