Noninvasive procedure is superior to steroid injection for painful knee osteoarthritis

(Wolters Kluwer Health) For patients with osteoarthritis of the knee, a minimally invasive procedure called cooled radiofrequency ablation (CRFA) provides better pain reduction and functional improvement compared to steroid injection of the knee, concludes a study in Regional Anesthesia & Pain Medicine, published by Wolters Kluwer.