Transforaminal Epidural Injection of Local Anesthetic and Dorsal Root Ganglion Pulsed Radiofrequency Treatment in Lumbar Radicular Pain: A Randomized, Triple‐Blind, Active‐Control Trial

Pain Practice ◽  
2019 ◽  
Vol 20 (2) ◽  
pp. 154-167 ◽  
Author(s):  
Manish De ◽  
Virender K. Mohan ◽  
Debesh Bhoi ◽  
Praveen Talawar ◽  
Ajeet Kumar ◽  
...  
2018 ◽  
Vol 1 (21;1) ◽  
pp. E97-E103 ◽  
Author(s):  
Min Cheol Chang

Background: Patients with lumbosacral radicular pain may complain of persisting pain after monopolar pulsed radiofrequency (PRF) treatment. Objective: We evaluated the effect of bipolar PRF stimulation of the dorsal root ganglion (DRG) in patients with chronic lumbosacral radicular pain who were unresponsive to both monopolar PRF stimulation of the DRG and transforaminal epidural steroid injection (TFESI). Study Design: This is a prospective observational study. Setting: The outpatient clinic of a single academic medical center in Korea. Methods: We retrospectively reviewed data from 102 patients who had received monopolar PRF to the DRG for management of lumbosacral radiculopathy. Of these, 32 patients had persistent radicular pain that was scored at least 5 on a numeric rating scale (NRS). Twenty-three of them were included in this study and underwent bipolar PRF of the DRG. The outcomes after the procedure were evaluated using the NRS for radicular pain before treatment and 1, 2, and 3 months after treatment. Successful pain relief was defined as ≥ 50% reduction in the NRS score compared with the score prior to treatment. Furthermore, at 3 months after treatment, patient satisfaction levels were examined. Patients reporting very good (score = 7) or good results (score = 6) were considered to be satisfied with the procedure. Results: The NRS scores changed significantly over time. At 1, 2, and 3 months after bipolar PRF, the NRS scores were significantly reduced compared with the scores before the treatment. Twelve (52.2%) of the 23 patients reported successful pain relief and were satisfied with treatment results 3 months after bipolar PRF. No serious adverse effects were recorded. Limitations: A small number of patients were recruited and we did not perform long-term follow-up. Conclusion: We believe the use of bipolar PRF of the DRG can be an effective and safe interventional technique for chronic refractory lumbosacral radiculopathy. It appears to be a potential option that can be tried before proceeding to spinal surgery. Key words: Bipolar, pulsed radiofrequency, lumbosacral radicular pain, chronic pain, dorsal root ganglion, spinal stenosis, herniated disc


2021 ◽  
Vol 2 (2) ◽  
pp. 82-88
Author(s):  
Nugroho Wicaksono ◽  

Background: Lumbosacral radicular pain is the most common neuropathic pain. Pulsed Radio Frequency (PRF) is a method that believes to be safe and effective for reducing pain. Case: A 43-year-old woman experiences chronic right lumbar radiculopathy due to Herniated nucleus pulposus (HNP) L4-5. Anamnesis and physical examination show a sign of neuropathic pain. The MRI examination shows a paracentral disc protrusion L4-5 that compresses the transversing nerve L5. The conservative management did not produce a satisfying result indicated by the patient still experience pain with the Numeric Rating Scale (NRS) 4-5. Patient unable to do activity properly. We perform pain management using the dorsal root ganglion L5 pulsed radiofrequency-fluoroscopy (PRF) and producing a positive outcome. Patients experience a decrease in pain intensity with NRS 1. The examination on one and two months post-intervention show an improvement. Patient able to do the daily activity with NRS 1-2. Conclusion: Pulsed radiofrequency dorsal root ganglion-fluoroscopy guide that relatively safe, minimum complications, and minimal side effects, making it the preferred treatment for chronic lumbar radicular pain.


2021 ◽  
Vol 9 (4) ◽  
Author(s):  
Alberto Negro ◽  
Vincenzo Agostino ◽  
Luigi Gatta ◽  
Francesco Somma ◽  
Fabio Tortora

Chronic cervical and lumbar radicular pain represents a very widespread neuropathic pain in the population with serious repercussions on the individual and social health. To date, we do not have sufficient evidence available to allow us to make recommendations on the optimal therapy, despite the fact that various ways of treating root pain have been described over the years. Currently, conservative treatment of radicular pain relies on combined therapeutic, pharmacological and physiotherapeutic management. Interventional therapeutic procedures are reserved for those patients with root pain refractory to conservative therapies. Radio frequency (RF) can provide a good treatment option with Pulsed Radio frequency (PRF) modality. We evaluate clinical and radiologic effects of the therapeutic outcome of pulsed radiofrequency (PRF) treatment adjacent to the dorsal root ganglion (DRG) for patients with chronic intractable lumbar and cervical radicular pain in this narrative minireview, describing mechanism of action, biological effects and evidence for clinical effects and safety in recently published studies.


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