Objective. We aimed to investigate the effect of peritubal local anesthetic and opioid infiltration on pain scores and analgesic\nconsumption in patients who underwent percutaneous nephrolithotomy. Material andMethods. Patients aged between 18 and 65\nyears and ASA I-III were included in this double-blind, randomized study. The patients were divided into two groups. All patients\nunderwent spinoepidural anesthesia. 20mL of 0.25 percent bupivacaine + 5mg morphine (0.5 mL), in Group P (
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