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Laparoscopic cholecystectomy (LC) is a noninvasive surgery, but postoperative pain is a major problem. Studies have indicated that erector spinae plane block (ESPB) has an analgesic effect after LC. We aimed to compare the efficacy of different ESPB anesthetic concentrations in pain control in patients with LC.

journal of yeungnam medical science

Comparison of the efficacy of erector spinae plane block according to the difference in bupivacaine concentrations for analgesia after laparoscopic cholecystectomy: a retrospective study