Fig. 3From: Comparison of the efficacy and safety between palliative biliary stent placement and duct clearance among elderly patients with choledocholithiasis: a propensity score-matched analysis Stentāstone complex. One patient in the palliative EBS group had stentāstone complex. He developed cholangitis 3 years after the initial ERCP stent placement. ERCP was performed again, and the stent ruptured upon removal (EBS, endoscopic biliary stenting; ERCP, endoscopic retrograde cholangiopancreatography)Back to article page