Lower back pain? You may have heard your practitioner mention something about your L4-L5 spinal segment. The lower back (lumbar spine) is a fairly complex structure. It consists of 5 vertebrates ...
An MRI scan revealed severe spinal canal stenosis at L3-L4 and L4-L5, as well as a herniated nucleus pulposus on the right at L5-S1 (Figs 11, 12). DC underwent a L3-L5 decompressive laminectomy ...
Using computed tomography scanning, Danneels et al took measurements from three arbitrary levels of the lumbar spine (the L3 superior end plate, the L4 superior end plate, and the L4 inferior end ...