MeSH definition : The lumbar and sacral plexuses taken together. The fibers of the lumbosacral plexus
originate in the lumbar and upper sacral spinal cord (L1 to S3) and innervate the
lower extremities.;
The lumbar and sacral plexuses taken together. The fibers of the lumbosacral plexus
originate in the lumbar and upper sacral spinal cord (L1 to S3) and innervate the
lower extremities.
https://campus.neurochirurgie.fr/spip.php?article1676 2023 France educational course sacral plexus lumbosacral plexus