1. Pyogenic Sacroiliac Arthritis Resulting in Septic Shock in a Postpartum Patient: A Rare Problem with a Rare Organism by Michael D. Baratz, Erica Gupta, Corrie Yablon, and Edward K. Rodriguez JBJS Case Connect Volume 1(1):e4 August 24, 2011 ©2011 by The Journal of Bone and Joint Surgery, Inc.

2. Axial contrast-enhanced CT obtained with the soft-tissue algorithm demonstrates a 4-cm pocket of gas in the left iliacus muscle (white arrow) in direct communication with the left sacroiliac joint (black arrowhead), gas and fluid within the sacroiliac joint... Michael D. Baratz et al. JBJS Case Connect 2011;1:e4 ©2011 by The Journal of Bone and Joint Surgery, Inc.

3. CT in the coronal plane in soft-tissue windows demonstrates gas within the posterior aspect of the left iliac bone (black arrow) and sacroiliac joint (white arrowhead). Michael D. Baratz et al. JBJS Case Connect 2011;1:e4 ©2011 by The Journal of Bone and Joint Surgery, Inc.