RT Benson Ann R Coll Surg Engl. Mar 2010; 92(2): 147–153. Abstract INTRODUCTION The natural history of a lumbar hernia of the nucleus pulposus (HNP) is not fully known and clear indications for operative intervention cannot be established from the literature. Several studies have shown that the largest discs appear to have the greatest tendency […]
Kjaer, Per PT, MSc, PhD Spine: 1 April 2005 – Volume 30 – Issue 7 – pp 798-806 Abstract Study Design. Cross-sectional cohort study of a general population. Objective. To describe associations between “abnormal” lumbar magnetic resonance imaging (MRI) findings and low back pain (LBP) in 13-year old children. Summary and Background Data. Very little […]
Harrison DE, et al. Eur Spine J. 2005. Abstract In the absence of external forces, the largest contributor to intervertebral disc (IVD) loads and stresses is trunk muscular activity. The relationship between trunk posture, spine geometry, extensor muscle activity, and the loads and stresses acting on the IVD is not well understood. The objective of […]
Weisskopf M Z Orthop Ihre Grenzgeb. 2003 Jan-Feb;141(1):86-91. Abstract AIM OF THE STUDY: The extent of degenerative changes in the lumbar spine as seen on conventional radiographs is interpreted on the basis of visualized osseus structures and indirect signs such as diminution of disc height. In order to analyze the accuracy of these interpretations we compared […]
Michael D. Martin, MD, Christopher M. Boxell, MD, FACS, and David G. Malone, MD Neurosurg Focus. 2002;13(2) Abstract Lumbar disc degeneration occurs because of a variety of factors and results in a multitude of conditions. Alterations in the vertebral endplate cause loss of disc nutrition and disc degeneration. Aging, apoptosis, abnormalities in collagen, vascular ingrowth, […]