A Kerrison rongeur is used to remove the thinned lamina, carefully decompressing the spinal canal. The ligamentum flavum lies between the lamina and the thecal sac.

The goal of decompressive laminectomy is to relieve pressure on the thecal sac and exiting nerve roots, while preventing instability. It is a technically demanding operation because of ...

Lumbar laminectomy is a spinal surgery that aims to relieve lower back pain by alleviating stenosis or other forms of nerve compression in the spinal canal.

INTRODUCTION The spinal cord is the portion of the central nervous system that is within the vertebral canal, extending from the foramen magnum to the conus medullaris at the level of L1/L2, being ...

Spinal Epidural Hematoma: MRI of the Thoracic Spine; (Left) T1-weighted; (Right) T2-weighted. Note the large extradural lesion which compresses the thecal sac from L2 through S1. It is isointense on ...

Note the severe central canal stenosis at the L3-L4 disk level. Contrast the two axial scans - in the upper scan one can clearly visualize the CSF (which is bright) and the nerve roots of the cauda ...

A lumbar puncture (LP), which is also called a spinal tap, is a common neurological test that's done to examine the cerebrospinal fluid (CSF)—the protective fluid that surrounds your brain and spinal ...

Lumbar Spinal Stenosis (LSS) is a condition where the spinal canal in the lower back becomes narrower, resulting in pressure on the spinal cord and nearby nerves. To predict LSS, neurologists focus on ...

The complaint alleged that during surgery on Oct. 17, 2019, Krzeminski inserted the laminoplasty screw through the bone and into the thecal sac, which increased the risk of trauma to the spinal cord.

Tethered cord syndrome is a neurological condition caused by tissues that limit spinal cord movement. Learn more about the symptoms and possible treatments.