ERCP.
D002291:Carcinoma, Papillary / Q000175:diagnosis; D002404:Catheterization / Q000379:methods; D002758:Cholangiography / Q000009:adverse effects / Q000379:methods*; D003937:Diagnosis, Differential; D019723:Endoscopes; D004724:Endoscopy / Q000009:adverse effects; D006801:Humans; D007565:Jaundice / Q000175:diagnosis; D010179:Pancreas / Q000000981:diagnostic imaging*; D010189:Pancreatic Juice / Q000032:analysis; D010190:Pancreatic Neoplasms / Q000175:diagnosis; D010195:Pancreatitis / Q000175:diagnosis; D009803:Sphincter of Oddi / Q000601:surgery