Pelvis, Hip, Proximal Femur
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Questions and Answers

What does pelvis mean?

Basin

What does the pelvis serve as?

Base of the trunk

How many bones make up the pelvis?

4

What are the female features of the pelvis compared to males?

<p>Wider/shallower shape, light body structure, oval inlet, wider outlet</p> Signup and view all the answers

Name the 3 parts that make up the true or lesser pelvis.

<p>Superior aperture (inlet), pelvic cavity, inferior aperture (outlet)</p> Signup and view all the answers

What bones compose the part of the pelvis referred to as the hip bone?

<p>Ilium, ischium, pubis</p> Signup and view all the answers

What is the ASIS abbreviation in anatomy?

<p>Anterior superior iliac spine</p> Signup and view all the answers

What does the ilium consist of?

<p>Body and ala</p> Signup and view all the answers

How much of the acetabulum does the ilium form?

<p>2/5ths</p> Signup and view all the answers

What is the acetabulum composed of?

<p>2/5ths ilium, 2/5ths ischium, 1/5th pubis</p> Signup and view all the answers

What is the position of the patient for AP oblique pelvis?

<p>Patient supine, flex both hips and knees, draw the feet up (butterfly legs), and abduct thighs 45 degrees.</p> Signup and view all the answers

Where should the central ray be directed for AP oblique pelvis?

<p>Midsagittal plane, 1-inch superior to the pubic symphysis.</p> Signup and view all the answers

What is another name for the AP axial outlet projection pelvis?

<p>Taylor method.</p> Signup and view all the answers

How is the patient positioned for the AP axial inlet projection pelvis?

<p>Patient supine.</p> Signup and view all the answers

What is the central ray angle for the AP axial inlet projection pelvis?

<p>40-degree caudal.</p> Signup and view all the answers

What is the Judet method used for?

<p>AP internal and external oblique pelvis.</p> Signup and view all the answers

In which position is the patient for the AP external oblique pelvis?

<p>45-degree semi-supine with affected side DOWN.</p> Signup and view all the answers

What is the structure evaluated in the AP internal oblique pelvis?

<p>Iliopubic column and posterior rim of the acetabulum.</p> Signup and view all the answers

Where is the central ray directed for the lateral hip position?

<p>Femoral neck.</p> Signup and view all the answers

What is another name for the lateral hip position?

<p>Modified cleaves or unilateral frog leg.</p> Signup and view all the answers

What is the central ray alignment for a cross-table lateral hip?

<p>To the long axis of the femoral neck (aim to the crease)</p> Signup and view all the answers

In the Clements Nakayama position, how should the image receptor orientation be adjusted?

<p>Dip the superior part back 15 degrees</p> Signup and view all the answers

How should the inner leg, hip, and knee be rotated in an AP proximal femur position?

<p>10-15 degrees internally (slight pigeon toe)</p> Signup and view all the answers

Where should the top of the image receptor be placed in an AP distal femur position?

<p>At the ASIS</p> Signup and view all the answers

What is the central ray alignment for an AP femur?

<p>Midfemur</p> Signup and view all the answers

How should the patient be positioned in a mediolateral femur view?

<p>Roll towards affected side and flex knee 45 degrees; adjust pelvis 10-15 degrees from lateral</p> Signup and view all the answers

Where should the bottom of the image receptor be located in a mediolateral femur view?

<p>2-inches below the knee joint</p> Signup and view all the answers

What structures are seen in an AP femur that should not be foreshortened?

<p>Femoral neck</p> Signup and view all the answers

What is the most superior aspect of the pelvis?

<p>Iliac crest</p> Signup and view all the answers

Which part of the femur is not visualized in an AP femur view?

<p>Lesser trochanter</p> Signup and view all the answers

In a mediolateral femur view, what structures are seen at the proximal and distal ends?

<p>Proximal: Greater and lesser trochanters not prominent; Distal: Patella in profile, femoral condyles superimposed</p> Signup and view all the answers

How many important structures make up the Ilium?

<p>6</p> Signup and view all the answers

What is the largest foramen in the body?

<p>Obturator foramen</p> Signup and view all the answers

What forms 2/5 of the acetabulum?

<p>Ischial body</p> Signup and view all the answers

What is the name of the anatomical line from the greater trochanter to the lesser trochanter anteriorly?

<p>Intertrochanteric line</p> Signup and view all the answers

What is the classification of the hip joint?

<p>Synovial, ball and socket joint</p> Signup and view all the answers

What joint is the articulation between the superior rami of the left and right pubic bones?

<p>Pubic symphysis</p> Signup and view all the answers

What is the articulation of the left and right ilia with the sacrum posteriorly?

<p>Sacroiliac joint</p> Signup and view all the answers

What is the name of the bone that is considered the 'wing' of the ilium?

<p>Ala</p> Signup and view all the answers

What is the breathing instruction for pelvis, hip, and femur imaging?

<p>Suspended respiration</p> Signup and view all the answers

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