Endoscopic bilateral self‐expandable metallic stent (SEMS) placement for unresectable malignant hilar biliary obstruction (MHBO) is widely performed; however, re‐intervention after recurrent biliary obstruction (RBO) is often challenging. We compared stent‐in‐stent… Click to show full abstract
Endoscopic bilateral self‐expandable metallic stent (SEMS) placement for unresectable malignant hilar biliary obstruction (MHBO) is widely performed; however, re‐intervention after recurrent biliary obstruction (RBO) is often challenging. We compared stent‐in‐stent (SIS) and side‐by‐side (SBS) SEMS placement for MHBO considering re‐intervention for RBO.
               
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