CI

At a glance

ClinicalIndex Comparison Record
N/ACompleted· 327 enrolled
Drug / intervention
Not specified
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT04572711
NCT04572711N/ACompleted

Prospective Evaluation of Biliary Tissue Sampling With ERCP

Mayo Clinic·observational·Posted Oct 1, 2020·Updated May 22, 2026

In Brief

An observational study for Cholangiopancreatography, Endoscopic Retrograde and 3 related conditions. Completed, enrolled 327 participants across 1 site.

Detailed Summary

The purpose of this study is to assess the safety, outcomes and performance characteristics of multiple biliary sampling techniques including but not limited to: single operator cholangioscopy (SOC) directed biopsies, transpapillary biliary biopsies (TPBx), brushings and bile aspiration for cytology and FISH in patients undergoing ERCP.

Study Details

Study Typeobservational
Allocation--
Masking--
Primary Purpose--
CountriesUnited States
Collaborators--

Timeline

N/ACompletedFinished
202120222023202420252026
First PostedOct 1, 2020
Enrollment StartOct 1, 2020
Primary CompletionDec 18, 2024
Study CompletionJan 2, 2025
TodayJul 2, 2026
Enrollment to primary: 4.2 yearsPosted 5.8 years ago