My presentation is to evaluate the effectiveness of using endoscopic retrograde cholangiopancreatography (ERCP) in 2007 - 2010 period at Gia Dinh People's Hospital, based on the retrospective study on 256 ERCPs. Results: A total of 256 ERCPs have been done with successful rate 98%, CBD stone, ES-stone extraction / gallstone pancreatitis 100%, stricture of biliary tract-stent 86%, biliary leaked port-operative 100%.