Anterior and posterior columns of acetabulum

Reproduced with permission from: Matta, JM. Surgical Treatment of Acetabular Fractures. In: Skeletal Trauma: Basic Science, Management, and Reconstruction, Browner, BD, Jupiter, JB, Levine, AM, Trafton, PG (Eds), Saunders, Philadelphia 2003. p.1110-12. Illustrations used with permission of Elsevier Inc. All rights reserved. Copyright ©2003 Elsevier Inc.