Lower Extremity: General Information

Question 1

Commonly Performed Recumbant

Answer 1

no

Question 2

SID = Table Top or Bucky

Answer 2

no

Question 3

Parts measuring 11cm are done where?

Answer 3

in the bucky (pelvis, hip, femur, larger knees)

Question 4

Table must be centered to CR

Answer 4

no

Question 5

ID Blocker Away from joint of interest

Answer 5

no

Question 6

Breathing Instructions

Answer 6

don’t breathe don’t move

Question 7

True “AP” position for Femur, Knee, Leg and Ankle

Answer 7

1) Knee Extended
2) Foot Dorsi-flexed
3) Leg internally rotated 5 degrees (2nd toe pointed up)

Question 8

Pediatric Issues

Answer 8

• not common for infants and very young
• controlling motion is biggest challenge
• minimizing exposure / radiation protection is most important

Question 9

Tape

Answer 9

non sticky surface towards skin

Question 10

Geriatric Issues

Answer 10

patient mobility is biggest challenge
immobilization devices help patient maintain difficult positions (sand bag, using another chair, using horizontal beam)
Don’t force anything