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Data from a study published online in the journal Regional Anesthesia & Pain Medicine suggest that, compared with intra-articular steroid (IAS) injection, cooled radiofrequency ablation (CRFA) may be an effective therapy for patients with knee osteoarthritis (OA) pain. 

The researchers conducted a prospective, multicenter, randomized trial of 151 patients with chronic knee pain unresponsive to conservative treatment. At 6-month follow-up, they found that, compared to patients treated with IAS, those treated with CRFA displayed more favorable outcomes in knee pain Numeric Rating Scale, Oxford Knee Score, overall treatment effect, and analgesic drug use. The researchers noted no procedure-related serious adverse events in either cohort. Learn more...