INTRODUCTION: Biliary obstruction is the leading cause of acute pancreatitis and its course ismoderate to mild but 20% develop severe. The removal of stones by ERCPbeen used as therapeutic although its role is controversial and has not proved useful inearly. The purpose of this study is to observe the evolution of patients with PASB inERCP perform those regarding the course of the disease.METHODOLOGY: Retrospective observational study in patients with PASB descriptive carriedERCP. Between June and October 2012 we found 72 patients with biliary PASB and patternobstruction, 49 (68.06%) which was held in early (before 72 pm) and 23 (31.94%)late (after 72 hours).RESULTS: No differences in morbidity between the two groups observed. Itfound a higher incidence of PASB in women, there were no complications associated withprocedure and no mortality was observed in either group.DISCUSSION: The study shows that late ERCP an unfavorable influencePASB in patients. We found a higher incidence of PASB in women and mean age of 61years. More studies like this with a larger number of patients toshow no increase in morbidity and mortality in patients who are brought to ERCPafter 72 hours of onset of symptoms and to generate local management recommendations.
