Robuta

https://pubmed.ncbi.nlm.nih.gov/16799275/
We conclude that preganglionic TFESI has the better therapeutic effect on radiculopathy caused by nerve root compression at the level of the supra-adjacent...
epidural steroid injectionlumbosacral radiculopathypreganglionicversus
https://www.iasp-pain.org/publications/pain-research-forum/papers-of-the-week/paper/194030-stellate-ganglion-block-versus-cervical-epidural-steroid-injection-cervical/
stellate ganglion blockepidural steroid injectionversuscervical