The association between lumbopelvic fixation and improved pain and function in patients with unstable pathologic sacral fractures.

Patients with metastatic disease who present with spinopelvic dissociation from U- or H-type pathologic sacral fractures use fewer opioid medications for axial and radicular pain and have better ambulatory function following lumbopelvic fixation. Larger, prospective studies are needed to confirm the authors' findings.