Dural lesions in decompression for lumbar spinal stenosis: incidence, risk factors and effect on outcome

摘要

Introduction Decompression for lumbar spinal stenosis is one of the most frequent operations on the spine today. The most common complication seems to be a peroperative dural lesion. There are few prospective studies on this complication regarding incidence and effect on long-term outcome; this is the background for the current study.