Prospective study on the predictive value of the stopped-folds sign for detection of the afferent loop into which the enteroscope is inserted for endoscopic retrograde cholangiopancreatography in cases with Roux-en-Y reconstruction

Prospective study on the predictive value of the stopped-folds sign for detection of the afferent loop into which the enteroscope is inserted for endoscopic retrograde cholangiopancreatography in cases with Roux-en-Y reconstruction - Stopped fold study

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000038326

Enrollment

Registered

2019-10-18

Start date

2019-04-20

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Pancreatobiliary diseases requiring ERCP

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: a. RY reconstruction b. Necessity of ERCP c. Written informed consent

Exclusion criteria

Exclusion criteria: a. Impossibility to undergo endoscopic treatment b. Poor general condition, ASA 4 or more c. Previous registration to this study d. Previous marking that indicates the afferent loop e. Reconstruction except RY f. Being inappropriate for ERCP g. Rendez-vous guidance h. Doctor's discretion to be inappropriate

Design outcomes

Primary

Measure	Time frame
The rate of successful identification of the afferent loop using the SFS	—

Secondary

Measure	Time frame
Procedure time, procedural success rate, adverse events related to the procedure	—

Countries

Japan

Contacts

Public ContactYoshihide Kanno

Sendai City Medical Center Department of Gastroenterology

yoshi-hk@openhp.or.jp022-252-1111

Outcome results