XT Hip

Question 1

Hip jt type

Answer 1

Synovial
Diarthrodial
Ball & Socket

Question 2

AP Hip CR =

Answer 2

1-2” medial & 3-4 distal to ASIS

Question 3

AP Rotation

Answer 3

15-20

Question 4

AP Anatomy EC

Answer 4

• Prox 1/3 femur
• Acetabulum
• Pubis
• Ischium
• Ilium
• All hardware included

Question 5

AP Positioning EC

Answer 5

• Greater troch, femoral head & neck in profile w/o foreshortening.
• Lesser troch should not project below medial border of femur.

Question 6

AP Exposure EC

Answer 6

• Margins of femoral head & acetabulum seen through pelvic structures w/o superimposing other parts of femur or pelvis.
• Trabecular markings of greater troch & neck appear sharp/

Question 7

XT Hip IR placement

Answer 7

At crest crease, parallel to femoral neck

Question 8

XT rotation

Answer 8

15-20 if no fracture

Question 9

XT Anatomy EC

Answer 9

• Entire femoral head & neck
• Trochanter
• Acetabulum
• Any hardware

Question 10

XT Position EC:

Answer 10

• Greater troch is superimposed by distal femur.
• Only small part of lesser is visualized.
• ST shouldn’t superimpose hip.

Question 11

XT Exposure EC

Answer 11

• Entire femoral head & acetabulum w/o superimposing neck and prox femoral shaft.