Hip Positioning

Question 1

What IR is used for hip views?

Answer 1

10x12

Question 2

What SID is used for hip views?

Answer 2

40”

Question 3

What are the structures seen for an AP hip?

Answer 3

• Femoral head, penetrated and seen through the acetabulum
• Greater trochanter in profile
• Any orthopedic appliance in entirety
• Entire long axis of the femoral neck not foreshortened
• Regions of the ilium and pubic bones adjoining the pubic symphysis

Question 4

What breathing technique is used for hip views?

Answer 4

Suspend breathing

Question 5

How is the patient positioned for an AP hip?

Answer 5

• Patient supine on table
• ASIS equidistant from the table
• Medially rotate the lower limb and foot 15-20 degrees

Question 6

Where is the CR for an AP hip?

Answer 6

Perpendicular at level of femoral neck

Question 7

How many degrees is the lower limb and foot rotated for an AP hip?

Answer 7

15-20 degrees medially

Question 8

What are the structures seen for a lateral hip?

Answer 8

• Acetabulum, femoral head, and femoral neck seen
• Lesser trochanter seen on the medial aspect of the femur
• Femoral neck without superimposition by the greater trochanter

Question 9

Whats another name for a lateral hip?

Answer 9

• Modified cleaves method
• Unilateral frog leg

Question 10

How is the patient positioned for a lateral hip?

Answer 10

• Patient supine on table
• Have the patient flex the hip and knee of affected side and draw foot up to the opposite knee as much as possible
• Abduct the thigh laterally 45 degrees
• Try not to rotate pelvis too much

Question 11

How many degrees is the thigh abducted for a lateral hip?

Answer 11

45 degrees laterally

Question 12

Where is the CR for a lateral hip?

Answer 12

Perpendicular at level of femoral neck