A Systematic Review and Meta-Analysis Comparing the Safety and Efficacy of Spinal Anesthesia and Spinal Anesthesia Combined with Obturator Nerve Block in Transurethral Resection of Bladder Tumors

Background. Transurethral resection of bladder tumors (TURBT) is the main surgical treatment for bladder cancer, but during TURBT, it is easy to stimulate the obturator nerve passing close to the lateral side of the bladder wall and induce involuntary contraction of the adductor muscle group of the...

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Main Authors: Wanxin Deng, Qiang Zhang, Hongmei Yao
Format: Article
Language:English
Published: Wiley 2022-01-01
Series:Emergency Medicine International
Online Access:http://dx.doi.org/10.1155/2022/8490462
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author Wanxin Deng
Qiang Zhang
Hongmei Yao
author_facet Wanxin Deng
Qiang Zhang
Hongmei Yao
author_sort Wanxin Deng
collection DOAJ
description Background. Transurethral resection of bladder tumors (TURBT) is the main surgical treatment for bladder cancer, but during TURBT, it is easy to stimulate the obturator nerve passing close to the lateral side of the bladder wall and induce involuntary contraction of the adductor muscle group of the thigh innervated by it, which will affect the surgical process and lead to adverse reactions. Obturator nerve block (ONB) helps to prevent the obturator nerve reflex. This study systematically evaluated and meta-analyzed the reports on the co-application of ONB and spinal anesthesia (SA) in TURBT in recent years to provide evidence for clinical diagnosis and treatment. Methods. The clinical randomized controlled literature studies of ONB combined with SA in TURBT published in PubMed, EMBASE, the Cochrane Library, CNKI (China National Knowledge Infrastructure), and Wanfang databases from January 2000 to December 2021 were searched. After screening the qualified literature studies, the literature quality was assessed by the Jadad scale. The incidence of obturator nerve reflex, the incidence of bladder perforation, length of hospital stay, and tumor recurrence rate were used as outcome indicators. The meta-analysis was performed with the R language toolkit. Results. A total of 444 articles were initially retrieved, and after the screening, a total of 8 articles were included in the selection, and a total of 635 patients with ureterovesical tumor resection were included. The meta-analysis showed that the use of SA + ONB anesthesia during TURBT was associated with a smaller incidence of bladder perforation (RR = 0.24, 95% CI (0.11, 0.53), Z = −3.48, P=0.0005), a smaller incidence of obturator nerve reflex (RR = 0.22, 95% CI (0.13, 0.36), Z = −6.11, P=0.0001), a significantly shorter length of hospital stay (MD = −1.81, 95% CI (−2.65, −0.97), Z = −4.24, P=0.0001), and a significantly lower tumor recurrence rate (RR = 0.46, 95% CI (0.29, 0.73), Z = −3.30, P=0.001) compared with SA alone. Conclusion. The application of SA combined with ONB in TURBT can effectively reduce the incidence of obturator nerve reflex, reduce the incidence of bladder perforation, shorten the hospital stay and reduce the tumor recurrence rate.
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spelling doaj-art-c397cb3812614d24af775e19d3200c6d2025-02-03T05:57:28ZengWileyEmergency Medicine International2090-28592022-01-01202210.1155/2022/8490462A Systematic Review and Meta-Analysis Comparing the Safety and Efficacy of Spinal Anesthesia and Spinal Anesthesia Combined with Obturator Nerve Block in Transurethral Resection of Bladder TumorsWanxin Deng0Qiang Zhang1Hongmei Yao2Department of AnesthesiologyDepartment of AnesthesiologyDepartment of AnesthesiologyBackground. Transurethral resection of bladder tumors (TURBT) is the main surgical treatment for bladder cancer, but during TURBT, it is easy to stimulate the obturator nerve passing close to the lateral side of the bladder wall and induce involuntary contraction of the adductor muscle group of the thigh innervated by it, which will affect the surgical process and lead to adverse reactions. Obturator nerve block (ONB) helps to prevent the obturator nerve reflex. This study systematically evaluated and meta-analyzed the reports on the co-application of ONB and spinal anesthesia (SA) in TURBT in recent years to provide evidence for clinical diagnosis and treatment. Methods. The clinical randomized controlled literature studies of ONB combined with SA in TURBT published in PubMed, EMBASE, the Cochrane Library, CNKI (China National Knowledge Infrastructure), and Wanfang databases from January 2000 to December 2021 were searched. After screening the qualified literature studies, the literature quality was assessed by the Jadad scale. The incidence of obturator nerve reflex, the incidence of bladder perforation, length of hospital stay, and tumor recurrence rate were used as outcome indicators. The meta-analysis was performed with the R language toolkit. Results. A total of 444 articles were initially retrieved, and after the screening, a total of 8 articles were included in the selection, and a total of 635 patients with ureterovesical tumor resection were included. The meta-analysis showed that the use of SA + ONB anesthesia during TURBT was associated with a smaller incidence of bladder perforation (RR = 0.24, 95% CI (0.11, 0.53), Z = −3.48, P=0.0005), a smaller incidence of obturator nerve reflex (RR = 0.22, 95% CI (0.13, 0.36), Z = −6.11, P=0.0001), a significantly shorter length of hospital stay (MD = −1.81, 95% CI (−2.65, −0.97), Z = −4.24, P=0.0001), and a significantly lower tumor recurrence rate (RR = 0.46, 95% CI (0.29, 0.73), Z = −3.30, P=0.001) compared with SA alone. Conclusion. The application of SA combined with ONB in TURBT can effectively reduce the incidence of obturator nerve reflex, reduce the incidence of bladder perforation, shorten the hospital stay and reduce the tumor recurrence rate.http://dx.doi.org/10.1155/2022/8490462
spellingShingle Wanxin Deng
Qiang Zhang
Hongmei Yao
A Systematic Review and Meta-Analysis Comparing the Safety and Efficacy of Spinal Anesthesia and Spinal Anesthesia Combined with Obturator Nerve Block in Transurethral Resection of Bladder Tumors
Emergency Medicine International
title A Systematic Review and Meta-Analysis Comparing the Safety and Efficacy of Spinal Anesthesia and Spinal Anesthesia Combined with Obturator Nerve Block in Transurethral Resection of Bladder Tumors
title_full A Systematic Review and Meta-Analysis Comparing the Safety and Efficacy of Spinal Anesthesia and Spinal Anesthesia Combined with Obturator Nerve Block in Transurethral Resection of Bladder Tumors
title_fullStr A Systematic Review and Meta-Analysis Comparing the Safety and Efficacy of Spinal Anesthesia and Spinal Anesthesia Combined with Obturator Nerve Block in Transurethral Resection of Bladder Tumors
title_full_unstemmed A Systematic Review and Meta-Analysis Comparing the Safety and Efficacy of Spinal Anesthesia and Spinal Anesthesia Combined with Obturator Nerve Block in Transurethral Resection of Bladder Tumors
title_short A Systematic Review and Meta-Analysis Comparing the Safety and Efficacy of Spinal Anesthesia and Spinal Anesthesia Combined with Obturator Nerve Block in Transurethral Resection of Bladder Tumors
title_sort systematic review and meta analysis comparing the safety and efficacy of spinal anesthesia and spinal anesthesia combined with obturator nerve block in transurethral resection of bladder tumors
url http://dx.doi.org/10.1155/2022/8490462
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