Neupsy Key

Introduction Instability in the lumbar spine is a well-recognized entity for both degenerative and traumatic processes. Less well defined is instability following an index decompressive or fusion procedure. This complex…

Introduction Degenerative disease of the lumbar spine is a common cause of disability and pain, with lumbar spondylolisthesis affecting 11.5% of the US population and lumbar stenosis affecting more than…

Definitions Adjacent segment disease (ASD) has been broadly and inconsistently defined in the literature. Other terms that have been used to describe ASD include junctional disease, junctional stenosis, or a…

Introduction Revision lumbar spine surgery comes with unique challenges and special considerations in the postoperative setting. In this chapter, we will cover some topics pertinent to postoperative care. Specifically, we…

Introduction Vertebral column resection (VCR) is a challenging and lengthy procedure that is generally used as a last resort for the correction of severe rigid spinal deformities. Given VCR’s unique…

Introduction Lumbar pedicle subtraction osteotomy (PSO) was first described by Thomasen in 1985 for the surgical treatment of 11 patients with severe disabling kyphosis secondary to ankylosing spondylitis. In this…

Introduction Despite advances in our understanding of spinal pathologies, diagnostics, implant designs, and biological adjuncts, there is a significantly sized cohort of patients who fail to achieve resolution of pain…

Introduction The concept of creating a fusion between two vertebral bodies as a solution to pain arising from lumbar spinal segments dates back to the 1930s when the first anterior…

Introduction There are many factors to consider in determining if a staged anterior-posterior (AP) lumbar procedure is the most appropriate for a given patient. These include the patient’s presenting symptoms…