1. Volume 65, Issue 2, Pages 111-116 (February 2006)
Retroperitoneal approach for lumbar interbody fusion with anterolateral instrumentation for treatment of spondylolisthesis and degenerative foraminal stenosis 
Jeffrey D. Klopfenstein, MD, Louis J. Kim, MD, Iman Feiz-Erfan, MD, Curtis A. Dickman, MD 
Surgical Neurology 
Volume 65, Issue 2, Pages (February 2006)
DOI: /j.surneu
Copyright © 2006 Elsevier Inc. Terms and Conditions

2. Fig. 1
A: Preoperative anteroposterior radiograph. B: Flexion lumbar myelogram. C: Extension lumbar myelogram shows prior L3-5 pedicle screw instrumentation in a 78-year-old woman with mechanical back pain and bilateral L3 pain. Comparison of the flexion and extension myelograms shows adjacent segment instability involving L2-3 with buckling of the posterior longitudinal ligament.
Surgical Neurology  , DOI: ( /j.surneu )
Copyright © 2006 Elsevier Inc. Terms and Conditions

3. Fig. 2
Postoperative anteroposterior (A) and lateral (B) radiographs in the same woman following the L2-3 retroperitoneal approach for LIF and anterolateral screw-plate fixation, showing excellent restoration of disk height, foraminal patency, and vertebral alignment.
Surgical Neurology  , DOI: ( /j.surneu )
Copyright © 2006 Elsevier Inc. Terms and Conditions