?Editors’ Selection? Surgical outcomes of decompressive laminoplasty with spinous course of osteotomy to deal with lumbar spinal stenosis.
Nagoya J Med Sci. 2018 Feb;80(1):1-9
Authors: Kanbara S, Urasaki T, Tomita H, Ando Ok, Kobayashi Ok, Ito Ok, Tsushima M, Matsumoto A, Morozumi M, Tanaka S, Ota Ok, Machino M, Ito S, Nishida Y, Ishiguro N, Imagama S
Decompressive laminoplasty with spinous course of osteotomy (LSPO) was developed as a much less invasive process for lumbar decompression by Weiner et al. There are few studies extensively highlighting the surgical outcomes of LSPO. The aim of this examine was to judge the surgical outcomes of LSPO for lumbar spinal stenosis (LSS). In whole, 23 sufferers with LSS have been studied. All sufferers have been adopted up for greater than 2 years. The Japanese Orthopedic Affiliation (JOA) scores, the restoration price (RR) of JOA scores, Visible analog scale (VAS) scores, responses to the JOA Again Ache Analysis Questionnaire (JOABPEQ), sagittal alignment and segmental movement following LSPO have been assessed preoperatively and a couple of years postoperatively. Postoperative paravertebral muscle atrophy and bone union charges between the spinous course of and the residual laminae have been assessed. Preoperative and 2-year postoperative JOA scores have been 13.zero factors and 24.7 factors, respectively (p<zero.zero01). With respect to JOABPEQ, vital enhancements have been noticed in pain-related issues (p<zero.05), strolling potential (p<zero.01), social life perform (p<zero.05), and psychological well being (p<zero.05) dimensions. There have been no vital variations between preoperative and 2-year postoperative sagittal alignment and vary of movement. The diploma of the paravertebral muscle atrophy at 2 years postoperatively was 23.zero % at unfold aspect and 9.6 % at nonspread aspect (p<zero.01). The fusion price of the spinous course of with the arcus vertebrae was 87%. This end result reveals that LSPO might purchase the reconstruction of posterior supporting constructions. We demonstrated that LSPO could possibly be a one of many surgical choices for LSS.
PMID: 29581609 [PubMed – in process]