Pulsed Radiofrequency in Chronic Lumbosacral Radicular Pain

To evaluate the efficacy of usage of High-voltage pulsed radiofrequency on DRG in comparison to standard-voltage pulsed radiofrequency intervention in patients with chronic lumbosacral radicular pain

Inclusion Criteria:More than 18 years oldRadiating Leg pain (with or without low back pain)Unresponsiveness or partial response to oral medications, physical therapyConfirmed by clinical examination and lasting for > 6 months with preoperative Numeric Rating Scales (NRS) score more than 4Clinical presentation confirmed by Magnetic resonance imaging showing neural compression.Exclusion Criteria:Blood coagulopathiesInfection at the site of puncture,History of mental disorderHistory of drug abuseMRI not consistent with clinical symptomsRadiculopathies with significant motor deficits requiring urgent surgery (e.g., Cauda Equina syndrome).Patients affected by central neurological impairment or peripheral distal neuropathies in the lower limbs.