What Is SI Joint Pain? Injury, pregnancy, or uneven movement in your pelvis can cause low back, butt, and leg pain that's often worse after you've been sitting for a while. This may be because ...

Between October 1987 and August 1992, 22 patients with crescent fractures, a posterior fracture-dislocation of the sacroiliac joint, were admitted, treated, and available for review at Tampa ...

Fracture types included Tile Type C1 (75%), C2 (8%), and C3 (17%). There were 19 sacroiliac dislocations, 12 sacral fractures, 4 transiliac fractures, and 29 sacroiliac fracture dislocations.