Factors associated with treatment success after combined transforaminal epidural steroid injection and dorsal root ganglion pulsed radiofrequency treatment in patients with chronic lumbar radicular pain.

The aim of the study is to identify predictors of treatment success with combined transforaminal epidural steroid injection (TFESI) and dorsal root ganglion pulsed radiofrequency (DRG-PRF) in patients with lumbar radicular pain (LRP) associated with lumbar disc herniation.