SPINE
Spondylolisthesis: posterior lumbar interbody fusion VS posterolateral lumbar fusion
J Neurosurg Spine. 2011 Apr;14(4):488-96. doi: 10.3171/2010.11.SPINE10281. Epub 2011 Feb 1150 patients with low grade lumbar spondylolisthesis were randomized to undergo either posterior lumbar interbody fusion or posterolateral fusion, to compare the safety and efficacy of these treatment methods. Following radiographic and clinical evaluations over an average period of 3.3 years, the results indicated that posterior lumbar interbody fusion provided patients with better clinical scores, higher fusion ratios, and greater improvements in lumbar lordosis and segmental angles than posterolateral fusion.
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