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Introduction According to the American Society of Anesthesiologists (ASA) practice guidelines, acute pain in the perioperative setting is defined as the presence of pain in a surgical patient after a procedure. The United States Institute of Medicine reported that despite…
Key Points ▪ Regional anesthesia is only successful when local anesthetic is inserted in close proximity to the targeted nerves. From the inception of regional anesthesia over a century ago, several techniques have been designed and available to facilitate the…