title: What is the preferred approach to performing endoscopic retrograde cholangiopancreatography in patients with Roux-en-Y gastric bypass anatomy?
authors.affiliation: Division of Gastroenterology, University of Michigan Medical Center, Ann Arbor, Michigan.
authors.forename: Dmitry
authors.initials: D
authors.lastname: Shuster
authors.affiliation: Division of Gastroenterology, University of Michigan Medical Center, Ann Arbor, Michigan.
authors.forename: B Joseph
authors.initials: BJ
authors.lastname: Elmunzer
mesh_terms: D001660:Biliary Tract Diseases / Q000601:surgery*; D002760:Cholangiopancreatography, Endoscopic Retrograde / Q000379:methods*; D058582:Double-Balloon Enteroscopy / Q000379:methods*; D005260:Female; D015390:Gastric Bypass / Q000379:methods*; D005774:Gastrostomy / Q000379:methods*; D006801:Humans; D008297:Male; D009767:Obesity, Morbid / Q000601:surgery*