1. Efficacy of quadratus lumborum block as a relatively new analgesic technique in patients undergoing open inguinal hernia surgical repair.
- Author
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Abdelmaboud, Ahmed M.A., Ahmed, Ahmed M., Mousa, Alhdad A., and Mahmoud, Wael A.
- Subjects
HERNIA surgery ,INGUINAL hernia ,INTRAVENOUS anesthesia ,PAIN measurement ,GENERAL anesthesia - Abstract
Study objective To determine the analgesic efficacy of ultrasonographic guided transmuscular graduatus lumborum block (QLB) in patients undergoing open inguinal hernia surgery. Design Prospective randomized double-blinded study. Methodology and interventions This prospective randomized double-blinded study was carried out at Sohag University hospital, after local research ethical committee approval and obtaining informed written consent from all patients participating in the study or their guardians. A total of 50 patients (ASA grade I to II) were posted for open inguinal hernia surgery. All patients underwent the operation under general anesthesia. Then patients were randomly divided into two equal groups: group A (QLB group, N=25): were underwent a transmuscular QLB approach, after wound dressing with a single shot of a total volume of 20 ml of mixture (10 ml bupivacaine 0.5% and10 ml normal saline). Group B (control group N=2): patients received only general anesthesia with conventional intravenous analgesia. Measurements Pain intensity between groups was compared using the Visual Analog Score (VAS), furthermore, analgesic consumption (morphine and ketorolac) and additional rescue analgesic requirements were also calculated. Results Postoperative VAS scores at rest and during movement were significantly lower in group (QLB) A than the control group B at 1, 5, 7, 8, 9, 10, and 12 h, the time of first rescue analgesia was significantly delayed in QLB group (15.8±3.94 h) than the control group (8.5±4.29 h). Number of patients required morphine was significantly different between both groups. Number of patients required ketorolac was significantly lower in QLB group than in the control group. Total morphine and ketorolac requirements were significantly lower in group A (2.5±0.71 mg, 75±25.1), respectively than those consumed by the control group B (4.7±0.49, 126±23.24), respectively. Conclusions QLB significantly improves the analgesic quality in patients undergoing inguinal hernia repair compared to the standard intravenous analgesia regimen. [ABSTRACT FROM AUTHOR]
- Published
- 2024
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