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Rad positioning extremities > Lower Extremity 2 > Flashcards

Lower Extremity 2 Flashcards

1
Q

true AP position for LE

A

knee extended
foot dorsiflexed
leg internally rotated 5 degrees
cassette goes in the table bucky if knee measures more than 11 cm

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2
Q

AP knee labels

A 
femur
patella
lateral condyle
fibula
tibia
tibial plateau
medial epicondyle
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3
Q

film size and orientation for AP knee

A

10x12 lengthwise

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4
Q

tube tilt for AP knee

A

5 degree cephalic

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5
Q

collimation for AP knee

A

part size

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6
Q

lateral knee labels

A 
femur
femoropatellar space
patella
tibia
fibula
condyles superimposed
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7
Q

cassette size and orientation for lateral knee

A

10x12

lengthwise

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8
Q

patient orientation for lateral knee

A

roll patient to affected side and flex knee

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9
Q

collimation for lateral knee

A

part size

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10
Q

holmblad cassette size and orientation

A

10x12 lengthwise

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11
Q

patient orientation for holmblad

A

patient in prone position, have patient gently raise to hands and knees just enough so effected leg forms a 20 degree angle with CR

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12
Q

collimation for holmblad

A

part size

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13
Q

labels for holmblad

A

femoral notch
medial condyle
tibial spines

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14
Q

with lower leg series, what must you include?

A

joint closest to injury

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15
Q

true AP position for AP leg

A

knee extended
foot dorsiflexed
leg internally rotated 5 degrees
cassette goes on top of the table

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16
Q

film size and orientation for AP leg

A

14x17

lengthwise

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17
Q

CR for AP leg

A

centered to film

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18
Q

collimation for AP leg

A

7x17

19
Q

labels for AP leg

A

fibula
tibia
distal tibiofibular joint
tibiotalar joint

20
Q

lateral leg film size and orientation

A

14x17

lengthwise

21
Q

patient orientation for lateral leg

A

roll patient on to affected side and flex knee

22
Q

CR for lateral leg

A

centered to film

23
Q

labels for lateral leg

A 
tibia
talus
navicular
fibula
tibiotalar joint
calcaneus
24
Q

AP ankle film size and orientation

A

10x12

lengthwise

25
Q

collimation for AP ankle

A

part size

26
Q

AP ankle labels

A 
tibia
medial malleolus
styloid process
tibiotaler joint
lateral malleolus
fibula
27
Q

internal oblique ankle film size and orientation

A

10x12

lengthwise

28
Q

patient orientation for internal oblique ankle

A

internally rotate ankle 15 degrees (foot dorsiflexed)

inter-malleolar plane is parallel with film

29
Q

CR for internal oblique ankle

A

mid ankle and center of cassette

30
Q

collimation for internal oblique ankle

A

part size

31
Q

labels for internal oblique ankle

A

tibia
mortise joint
fibula

32
Q

patient orientation for lateral ankle

A

roll patient onto affected side, flex knee and foot

33
Q

film size and orientation for lateral ankle

A

10x12

lengthwise

34
Q

labels for lateral ankle

A 
tibia
navicular
base of 5th metatarsal
cuboid
calcaneous
talus
tibiotalar joint
fibula
35
Q

AP foot tube tilt

A

10 degree cephalic

36
Q

labels for AP foot

A

metatarsophalangeal joint
phalanges
metatarsals

37
Q

film size and orientation for AP foot

A

10x12

lengthwise

38
Q

medial oblique foot labels

A 
head of metatarsal
base of 5th metatarsal
cuboid
calcaneus
interphalangeal joint
sesamoids
medial cuneiform
39
Q

film size and orientation for medial oblique foot

A

10x12

lengthwise

40
Q

patient placement for medial oblique foot

A

plantar surface of foot on cassette, rotate foot and leg medially until you can place 2 fingers between the cassette and plantar surface of foot

41
Q

lateral foot labels

A 
phalanges
metatarsals
navicular
talus
calcaneus
42
Q

film size and orientation for lateral foot

A

10x12

table top

43
Q

patient position for lateral foot

A

place foot in lateral position
flex knee
plantar surface perpendicular to IR

44
Q

accessory views

A

calcaneus (axial and lateral)
ankle (oblique stress views)
knee (notch views), modified beclere, camp coventry
tangential patella views (settegast-unilateral, merchant’s- bilateral)

Rad positioning extremities (8 decks)

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