Efficacy and safety of EUS-guided biliary drainage in comparison with percutaneous biliary drainage when ERCP fails: a systematic review and meta-analysis

EUS-guided biliary drainage (EUS-BD) is increasingly used as an alternate therapeutic modality to percutaneous transhepatic biliary drainage (PTBD) for biliary obstruction in patients who fail ERCP. We conducted a systematic review and meta-analysis to compare the efficacy and safety of these 2 procedures.We searched several databases from inception to September 4, 2016 to identify comparative studies evaluating the efficacy and safety of EUS-BD...