Spine and Pelvis
36 Hip
Anatomy
Iliac crest, Ilium, Anterior superior iliac spine, Anterior inferior iliac spine, Ala, Obturator foramen, Ischium, Pubis, Ischial tuberosity, Ischial spine, Acetabulum, Greater sciatic notch, Lesser sciatic notch, Sacrum, Sacroiliac joints, Coccyx
Projections
[Part], PA or AP
CR Location
[Part], PA or AP –
Evaluation Criteria
[Part], PA or AP –
.
Hows & Whys of Hip Radiography
- If a patient has an orthopedic appliance (hip replacement, pins, etc.), how much of the appliance should be included on the image?
- All of it.
- What should be included on all hip images, but particularly on the Axiolateral cross-table images?
- The hip joint with the acetabulum. This can be difficult to penetrate, especially if your image angles are off. Don’t try to penetrate too much thickness.
- Which position demonstrates the greater trochanter in profile?
- AP
- How much of the femur should be included on hip images?
- The proximal 1/3.
- Which projection demonstrates the greater trochanter superimposed with the body of the femur?
- AP oblique or Mediolateral “frog leg” positions and the Axiolateral cross table.
- Why should the toes be turned inward 15 – 20º?
- To place the femoral necks parallel with the cassette