stress fracture of the acetabular rim: arthroscopic reduction and internal fixation by noah j....

Stress Fracture of the Acetabular Rim: Arthroscopic Reduction and Internal Fixation

by Noah J. Epstein, and Marc R. Safran

J Bone Joint Surg AmVolume 91(6):1480-1486

June 1, 2009

©2009 by The Journal of Bone and Joint Surgery, Inc.

Anteroposterior radiograph of the pelvis, demonstrating a left anterolateral acetabular osseous fragment.

Noah J. Epstein, and Marc R. Safran J Bone Joint Surg Am 2009;91:1480-1486

©2009 by The Journal of Bone and Joint Surgery, Inc.

Coronal fast-spin-echo magnetic resonance image with fat saturation (A), showing an anterolateral osseous body and, adjacent to the acetabulum, a pseudoarticulation that is filled

with fibrous tissue and associated with edema.

Noah J. Epstein, and Marc R. Safran J Bone Joint Surg Am 2009;91:1480-1486

©2009 by The Journal of Bone and Joint Surgery, Inc.

Coronal computed tomography (A) and axial computed tomography (B) images demonstrating an anterolateral fragment.

Noah J. Epstein, and Marc R. Safran J Bone Joint Surg Am 2009;91:1480-1486

©2009 by The Journal of Bone and Joint Surgery, Inc.

Intraoperative arthroscopic images (A, B, and C).

Noah J. Epstein, and Marc R. Safran J Bone Joint Surg Am 2009;91:1480-1486

©2009 by The Journal of Bone and Joint Surgery, Inc.

Intraoperative fluoroscopic anteroposterior radiograph demonstrating an anatomic reduction of the acetabular rim fracture with use of two 4.5-mm cannulated cancellous screws.

Noah J. Epstein, and Marc R. Safran J Bone Joint Surg Am 2009;91:1480-1486

©2009 by The Journal of Bone and Joint Surgery, Inc.

One-year follow-up anteroposterior pelvic (A) and frog-leg lateral (B) radiographs demonstrating a united lateral osseous fragment.

Noah J. Epstein, and Marc R. Safran J Bone Joint Surg Am 2009;91:1480-1486

©2009 by The Journal of Bone and Joint Surgery, Inc.