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Review
. 2020 Mar-Apr;9(2):101-109.
doi: 10.4103/eus.eus_80_19.

EUS-guided biliary drainage: A systematic review and meta-analysis

Affiliations
Review

EUS-guided biliary drainage: A systematic review and meta-analysis

Banreet Singh Dhindsa et al. Endosc Ultrasound. 2020 Mar-Apr.

Abstract

ERCP is the current procedure of choice for patients with jaundice caused by biliary obstruction. EUS-guided biliary drainage (EUS-BD) has emerged as an alternative to ERCP in patients requiring biliary drainage. The aim of the study was to conduct a systematic review and meta-analysis to report the overall efficacy and safety of EUS-BD. We conducted a comprehensive search of several databases including PubMed, EMBASE, Web of Science, Google Scholar, and LILACS databases (earliest inception to June 2018) to identify studies that reported EUS-BD in patients. The primary outcome was to look at the technical and clinical success of the procedure. The secondary analysis focused on calculating the pooled rate of re-interventions and all adverse-events, along with the commonly reported adverse-event subtypes. Twenty-three studies reporting on 1437 patients were identified undergoing 1444 procedures. Majority of the patient population were male (53.86%), with an average age of 67.22 years. The pooled technical success rates and clinical success rates were 91.5% (95% confidence interval [CI]: 87.7-94.2, I[2] = 76.5) and 87% (95% CI: 82.3-90.6, I[2] = 72.4), respectively. The total adverse event rates were 17.9% (95% CI: 14.3-22.2, I[2] = 69.1). Subgroup analysis of three major individual adverse events was bile leak: 4.1% (2.7-6.2, I[2] = 46.7), stent migration: 3.9% (2.5-6.2, I[2] = 43.5), and infection: 3.8% (2.8-5.1, I[2] = 0) Substantial heterogeneity was noted in the analysis. EUS-BD has high technical and clinical success rate and hence a very effective procedure. Concerns about publication bias exist. Careful consideration should be given to the adverse events and weighing the risks and benefits of the alternative nonsurgical/surgical approaches.

Keywords: Biliary drainage; Biliary obstruction; ERCP; EUS guided; jaundice.

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Conflict of interest statement

None

Figures

Figure 1
Figure 1
Forest plot – Technical success
Figure 2
Figure 2
Forest plot – Clinical success
Figure 3
Figure 3
Forest plot – Reintervention
Figure 4
Figure 4
Forest plot – All adverse events

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