1. Oncologic and Functional Outcome Following Sacrectomy for Sacral Chordoma by Christopher A. Hulen, H. Thomas Temple, William P. Fox, Andrew A. Sama, Barth A. Green, and Frank J. Eismont J Bone Joint Surg Am Volume 88(7):1532-1539 July 1, 2006 ©2006 by The Journal of Bone and Joint Surgery, Inc.

2. Figs. 1-A through 1-E A fifty-seven-year-old man who presented with sacral pain. Christopher A. Hulen et al. J Bone Joint Surg Am 2006;88:1532-1539 ©2006 by The Journal of Bone and Joint Surgery, Inc.

3. A preoperative sagittal magnetic resonance image shows the tumor extending cephalad to at least the S1 level anteriorly and to the middle of the S1 level within the spinal canal. Christopher A. Hulen et al. J Bone Joint Surg Am 2006;88:1532-1539 ©2006 by The Journal of Bone and Joint Surgery, Inc.

4. Postoperative anteroposterior lumbosacral spine radiograph shows the spinal instrumentation, which was implanted at the time of the index procedure in order to ensure later spinopelvic stability. Christopher A. Hulen et al. J Bone Joint Surg Am 2006;88:1532-1539 ©2006 by The Journal of Bone and Joint Surgery, Inc.

5. A computed tomography scan, made five years following the index procedure, demonstrates recurrent chordoma on the inner aspect of the left pelvic wall (white arrows) and a smaller soft- tissue recurrence in the posterior midline (black arrow). Christopher A. Hulen et al. J Bone Joint Surg Am 2006;88:1532-1539 ©2006 by The Journal of Bone and Joint Surgery, Inc.

6. An abdominal computed tomography scan, made nine years following the index procedure, reveals a lesion in the liver, which was clinically asymptomatic. Christopher A. Hulen et al. J Bone Joint Surg Am 2006;88:1532-1539 ©2006 by The Journal of Bone and Joint Surgery, Inc.