Lower Extremity 2

Question 1

true AP position for LE

Answer 1

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

Question 2

AP knee labels

Answer 2

femur
patella
lateral condyle
fibula
tibia
tibial plateau
medial epicondyle

Question 3

film size and orientation for AP knee

Answer 3

10x12 lengthwise

Question 4

tube tilt for AP knee

Answer 4

5 degree cephalic

Question 5

collimation for AP knee

Answer 5

part size

Question 6

lateral knee labels

Answer 6

femur
femoropatellar space
patella
tibia
fibula
condyles superimposed

Question 7

cassette size and orientation for lateral knee

Answer 7

10x12

lengthwise

Question 8

patient orientation for lateral knee

Answer 8

roll patient to affected side and flex knee

Question 9

collimation for lateral knee

Answer 9

part size

Question 10

holmblad cassette size and orientation

Answer 10

10x12 lengthwise

Question 11

patient orientation for holmblad

Answer 11

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

Question 12

collimation for holmblad

Answer 12

part size

Question 13

labels for holmblad

Answer 13

femoral notch
medial condyle
tibial spines

Question 14

with lower leg series, what must you include?

Answer 14

joint closest to injury

Question 15

true AP position for AP leg

Answer 15

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

Question 16

film size and orientation for AP leg

Answer 16

14x17

lengthwise

Question 17

CR for AP leg

Answer 17

centered to film

Question 18

collimation for AP leg

Answer 18

7x17

Question 19

labels for AP leg

Answer 19

fibula
tibia
distal tibiofibular joint
tibiotalar joint

Question 20

lateral leg film size and orientation

Answer 20

14x17

lengthwise

Question 21

patient orientation for lateral leg

Answer 21

roll patient on to affected side and flex knee

Question 22

CR for lateral leg

Answer 22

centered to film

Question 23

labels for lateral leg

Answer 23

tibia
talus
navicular
fibula
tibiotalar joint
calcaneus

Question 24

AP ankle film size and orientation

Answer 24

10x12

lengthwise

Question 25

collimation for AP ankle

Answer 25

part size

Question 26

AP ankle labels

Answer 26

``` tibia medial malleolus styloid process tibiotaler joint lateral malleolus fibula ```

Question 27

internal oblique ankle film size and orientation

Answer 27

10x12 | lengthwise

Question 28

patient orientation for internal oblique ankle

Answer 28

internally rotate ankle 15 degrees (foot dorsiflexed) | inter-malleolar plane is parallel with film

Question 29

CR for internal oblique ankle

Answer 29

mid ankle and center of cassette

Question 30

collimation for internal oblique ankle

Answer 30

part size

Question 31

labels for internal oblique ankle

Answer 31

tibia mortise joint fibula

Question 32

patient orientation for lateral ankle

Answer 32

roll patient onto affected side, flex knee and foot

Question 33

film size and orientation for lateral ankle

Answer 33

10x12 | lengthwise

Question 34

labels for lateral ankle

Answer 34

``` tibia navicular base of 5th metatarsal cuboid calcaneous talus tibiotalar joint fibula ```

Question 35

AP foot tube tilt

Answer 35

10 degree cephalic

Question 36

labels for AP foot

Answer 36

metatarsophalangeal joint phalanges metatarsals

Question 37

film size and orientation for AP foot

Answer 37

10x12 | lengthwise

Question 38

medial oblique foot labels

Answer 38

``` head of metatarsal base of 5th metatarsal cuboid calcaneus interphalangeal joint sesamoids medial cuneiform ```

Question 39

film size and orientation for medial oblique foot

Answer 39

10x12 | lengthwise

Question 40

patient placement for medial oblique foot

Answer 40

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

Question 41

lateral foot labels

Answer 41

``` phalanges metatarsals navicular talus calcaneus ```

Question 42

film size and orientation for lateral foot

Answer 42

10x12 | table top

Question 43

patient position for lateral foot

Answer 43

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

Question 44

accessory views

Answer 44

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