(A) The AP view demonstrates a fracture from the iliac crest to the hip joint with disruption of the roof of the acetabulum. Fractues of the pelvic brim and the ischial ramus are also noted.
(B) The obturator oblique view demonstrates a single break in the iliopectineal line where the anterior column fracture crosses the pelvic brim.
(C) The iliac oblique view shows that the posterior border is intact.
Reproduced with permission from: Moed BR, Reilly MC. Lower extremity: Acetabulum fractures. In: Rockwood and Green's Fractures in Adults, 7th ed, Bucholz RW, Court-Brown CM, Heckman JD, Tornetta P (Eds), Lippincott Williams & Wilkins, Philadelphia 2010. Copyright © 2010 Lippincott Williams & Wilkins.
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