N Concordance 1 mized to treatment with a decompressive laminectomy and twelve, to treatment wit 2 Fifteen patients underwent diagnostic laminectomy with biopsy, and one had a f 3 l tumors. A hemilaminectomy or a dorsal laminectomy was performed in each case; 4 n ten patients who had undergone lumbar laminectomy, visual assessment of epidur 5 status but, in cervical exostosis, post-laminectomy kyphosis and instability pro 6 level that had been subject to previous laminectomy and partial discectomy, and 7 ral canal is not narrowed, and a sacral laminectomy appears therefore not indica 8 f these patients underwent simultaneous laminectomy or laminoplasty. Supplementa 9 les were anesthetized and underwent T13 laminectomy. A constant velocity spinal 10 e nondestructive intact testing, a wide laminectomy with subtotal facetectomies