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A case of failed ERCP for carcinoma of the duodenal papilla. (a) Papillary orifice cannot be recognized due to carcinoma of the papilla of Vater. (b) Puncture the extrahepatic bile duct from the duodenal bulb (white arrow). (c) Followed by cholangiography, advances the guidewire into the hilar bile duct. Then, insert the stent delivery system (white arrow). (d) The stent is deployed completely
