OBJECTIVES: This study aims to investigate the efficacy of transforaminal epidural steroid injection (TFESI) versus radiofrequency application on drug consumption for lumbosacral radicular pain relief . PATIENTS AND METHODS: The study, which was conducted between September 2012 and September 2014, included 40 patients with lumbosacral radicular pain. All injections were applied under C-arm fluoroscopy guidance, using a mix of bucaine ... Read more