Riouallon G, Sebaaly A, Upex P, et al. A New, Easy, Fast, and Reliable Method to Correctly Classify Acetabular Fractures According to the Letournel System. JBJS Open Access 2018;3:e0032.
(A) Is there a fracture affecting the iliac wing?
(B) Is there a fracture affecting the posterior edge of the ischial spine?
(C) Is the roof of the acetabulum an independent part from the sacroiliac joint?
(D) Is there a fracture to the obturator ring?
(E) Is there a fracture to the anterior edge of the acetabulum?
(F) Is there an independent posterior wall fracture?
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