9.8% of 2,347 patients who had undergone ERCP and were included in a multicenter prospective study in the United States presented complications. Pancreatitis, which developed in 5.4% of these patients, was the most frequent complication. It was followed by bleeding 2%, cholangitis 1%, cholecystitis 0.5% and perforations 0.3% 1.
En un estudio prospectivo multicéntrico realizado en Estados Unidos con 2.347 pacientes llevados a CPRE, el 9,8% presentó complicaciones, la pancreatitis con 5,4% fue la más frecuente y siguen en frecuencia el sangrado 2%, la colangitis 1%, la colecistitis 0,5% y la perforación 0,3% 1.