chapter 8

AP Pelvis

• Central ray is perpendicular to the IR

• Enters patient two inches below ASIS and two inches superior to pubic symphsis

• IR light field is 1 to 1 ½ inches above iliac crest

• Medially rotate legs 15 to 20 degrees Medially

• Feet 8 to 10 inches apart

AP oblique femoral necks (modified cleaves) Bilateral frog legs

CR is perpendicular to MSP

Enters patient 1 inch superipr pubic symphsis

Legs are adducted 45 degrees from vertical plane

AP oblique femoral necks (modified cleaves) unilateral frog leg

• CR is perpendicular to the femoral neck

• Affected leg is adducted 45 degrees

AP Axial Outlet Anterior Pelvic Bones ( Taylor method)

CR Enters midline 2 inches below the superior border of the pubic symphsis

CR is angled 20 to 35 cephalad Men

CR is angled 30 to 45 cephalad women

AP axial inlet anterior pelvic bone (bridgeman method)

CR is 40 degrees caudad

Enters midline at the level of the ASIS

AP oblique Judet (internal)

Affected side elevated

Posterior rim of acetabulum in profile

iliopubic column in profile

CR is 2 inches inferior to ASIS

AP oblique Judet external

Affected is down

CR is at pubic symphsis

Anterior rim of acteabulum in profile

ilioischial column in profile

Axiolateral Danelious miller

Affected leg rotated 15 to 20 degrees Medially

IR angled so parallel with femoral neck

Horizontal and perpendicular to the long axis of the femoral neck

Modified Axiolateral Hip Clemments Nakayama

CR is angled 15 degree posterior and perpendicular to femoral neck.