Question of the Week AdARRC™ May 25, 2026 Question of the Week Question of the Week Ketamine infusion is being considered in a patient recently diagnosed with chronic regional pain syndrome. This form of analgesia has been shown to provide pain relief for what duration in patients with chronic regional pain syndromes? A. Up to 4 weeks B. Up to 8 weeks C. Up to 12 weeks D. Up to 16 weeks Share This Post!