This chapter includes an accompanying lecture presentation that has been prepared by the authors: Video 51.1 . Key Concepts The unique physiologic state of pregnancy creates challenges and affects the timing of treatment for the pregnant patient. The incidence of…
Epidemiology and Pathology Cauda equina tumors (CETs) represent a distinct entity of spinal cord neoplasms that arise from the cauda equina, with an estimated prevalence rate is 0.03 per 100,000 persons (in the age-adjusted 2000 US population). According to 2004–07…
Introduction Tumors arising from the intradural extramedullary (IDEM) spinal canal reflect a wide variety of histopathologies. With few exceptions, however, these tumors are histologically benign and amenable to complete surgical resection. Long-term tumor control or cure with preservation or improvement…
Introduction The first accurate clinicopathologic descriptions of lumbar disc herniation, by Dandy and Mixter and by Barr, date as far back as 1929 and 1934, respectively. , The technique for open discectomy as practiced today is a modification of the…
Acknowledgments We thank Mr. James Postier, who is a medical illustrator at Mayo Clinic in Rochester, Minnesota and created the illustrations used in this chapter. Background Thoracic disc herniation (TDH) is a rare form of degenerative intervertebral disc disease, making…
Historical Background Cervical spondylosis or ossification of the posterior longitudinal ligament (OPLL) causing cervical myelopathy have been traditionally managed with cervical laminectomy with or without concomitant arthrodesis. Cervical laminoplasty was introduced as a method to avoid postoperative complications associated with…
Health Care Reform in the United States Measuring and improving the quality of surgical health care is an increasingly important goal in understanding the overall value, contribution, and impact surgical care has on the American Healthcare system. The current growth…
© 2018 Elsevier Inc. All rights reserved. Please note that the copyright for the original figures submitted by the contributors is owned by Contributors. Introduction Chordomas and chondrosarcomas are both primary malignant (locally aggressive) bone tumors. Chordomas are considered the…
Summary of Key Points Registries and databases provide opportunities to capture “real-world” data. Capturing and studying “real world” outcomes of routinely performed spine surgery has a two-fold advantage: It allows us to optimize patient outcomes by identifying drivers of adverse…
Summary of Key Points Percutaneous computed tomography–guided biopsy should be performed in patients when diagnosis may influence the decision to proceed with surgery or the extent of surgery. It is critical that wide negative margins are obtained in tumor resection.…