Competence development of trainees performing short-type single-balloon enteroscopy-assisted endoscopic retrograde cholangiopancreatography in patients with surgically altered anatomy.

Short SBE-assisted ERCP trainees has a substantial learning curve. If trainees do not have much experience with colonoscopy and ERCP procedures, it may be beneficial for them to start performing short SBE-assisted ERCP procedures on non-Roux-en-Y reconstruction cases.